1232400152 has 16 divisors (see below), whose sum is σ = 2311523160. Its totient is φ = 615993984.

The previous prime is 1232400101. The next prime is 1232400157. The reversal of 1232400152 is 2510042321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232400157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1328 + ... + 49664.

Almost surely, 2^1232400152 is an apocalyptic number.

It is an amenable number.

1232400152 is a deficient number, since it is larger than the sum of its proper divisors (1079123008).

1232400152 is a wasteful number, since it uses less digits than its factorization.

1232400152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51530 (or 51526 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1232400152 is about 35105.5572808637. The cubic root of 1232400152 is about 1072.1377333796.

Adding to 1232400152 its reverse (2510042321), we get a palindrome (3742442473).

The spelling of 1232400152 in words is "one billion, two hundred thirty-two million, four hundred thousand, one hundred fifty-two".