153441432 has 32 divisors (see below), whose sum is σ = 426226800. Its totient is φ = 51147072.

The previous prime is 153441427. The next prime is 153441433. The reversal of 153441432 is 234144351.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 153441396 and 153441405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153441433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 354973 + ... + 355404.

Almost surely, 2^153441432 is an apocalyptic number.

153441432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

153441432 is an abundant number, since it is smaller than the sum of its proper divisors (272785368).

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

153441432 is a wasteful number, since it uses less digits than its factorization.

153441432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710392 (or 710382 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 153441432 is about 12387.1478557414. The cubic root of 153441432 is about 535.3620073001.

Adding to 153441432 its reverse (234144351), we get a palindrome (387585783).

The spelling of 153441432 in words is "one hundred fifty-three million, four hundred forty-one thousand, four hundred thirty-two".