1240341552 has 80 divisors (see below), whose sum is σ = 3566006880. Its totient is φ = 412777728.

The previous prime is 1240341541. The next prime is 1240341577. The reversal of 1240341552 is 2551430421.

1240341552 is a `hidden beast` number, since 1 + 240 + 3 + 415 + 5 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 314698 + ... + 318614.

It is an arithmetic number, because the mean of its divisors is an integer number (44575086).

Almost surely, 2^1240341552 is an apocalyptic number.

1240341552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1240341552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1783003440).

1240341552 is an abundant number, since it is smaller than the sum of its proper divisors (2325665328).

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

1240341552 is a wasteful number, since it uses less digits than its factorization.

1240341552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4667 (or 4655 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 1240341552 is about 35218.4831019168. The cubic root of 1240341552 is about 1074.4357022496.

Adding to 1240341552 its reverse (2551430421), we get a palindrome (3791771973).

The spelling of 1240341552 in words is "one billion, two hundred forty million, three hundred forty-one thousand, five hundred fifty-two".