711225240 has 128 divisors (see below), whose sum is σ = 2337465600. Its totient is φ = 171691520.

The previous prime is 711225239. The next prime is 711225241. The reversal of 711225240 is 42522117.

711225240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (711225239) and next prime (711225241).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 711225240.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (711225241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 354079 + ... + 356081.

It is an arithmetic number, because the mean of its divisors is an integer number (18261450).

Almost surely, 2^711225240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 711225240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1168732800).

711225240 is an abundant number, since it is smaller than the sum of its proper divisors (1626240360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

711225240 is a wasteful number, since it uses less digits than its factorization.

711225240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2297 (or 2293 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 711225240 is about 26668.8064974794. The cubic root of 711225240 is about 892.6250152461.

Adding to 711225240 its reverse (42522117), we get a palindrome (753747357).

The spelling of 711225240 in words is "seven hundred eleven million, two hundred twenty-five thousand, two hundred forty".