151533432 has 48 divisors (see below), whose sum is σ = 415364040. Its totient is φ = 49900608.

The previous prime is 151533391. The next prime is 151533443. The reversal of 151533432 is 234335151.

It is a junction number, because it is equal to n+sod(n) for n = 151533396 and 151533405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6703 + ... + 18654.

Almost surely, 2^151533432 is an apocalyptic number.

151533432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

151533432 is an abundant number, since it is smaller than the sum of its proper divisors (263830608).

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

151533432 is a wasteful number, since it uses less digits than its factorization.

151533432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25452 (or 25445 counting only the distinct ones).

The product of its digits is 5400, while the sum is 27.

The square root of 151533432 is about 12309.8916323419. The cubic root of 151533432 is about 533.1337214807.

Adding to 151533432 its reverse (234335151), we get a palindrome (385868583).

The spelling of 151533432 in words is "one hundred fifty-one million, five hundred thirty-three thousand, four hundred thirty-two".