740202240 has 144 divisors (see below), whose sum is σ = 2409287328. Its totient is φ = 193609728.

The previous prime is 740202227. The next prime is 740202241. The reversal of 740202240 is 42202047.

It is a super-2 number, since 2×740202240² = 1095798712202035200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740202241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 201702 + ... + 205338.

It is an arithmetic number, because the mean of its divisors is an integer number (16731162).

Almost surely, 2^740202240 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 740202240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1204643664).

740202240 is an abundant number, since it is smaller than the sum of its proper divisors (1669085088).

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

740202240 is a wasteful number, since it uses less digits than its factorization.

740202240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3714 (or 3700 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 21.

The square root of 740202240 is about 27206.6580086566. The cubic root of 740202240 is about 904.5865616606.

Adding to 740202240 its reverse (42202047), we get a palindrome (782404287).

The spelling of 740202240 in words is "seven hundred forty million, two hundred two thousand, two hundred forty".