403112432 has 40 divisors (see below), whose sum is σ = 831281616. Its totient is φ = 188711936.

The previous prime is 403112429. The next prime is 403112453. The reversal of 403112432 is 234211304.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49823 + ... + 57345.

Almost surely, 2^403112432 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 403112432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (415640808).

403112432 is an abundant number, since it is smaller than the sum of its proper divisors (428169184).

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

403112432 is a wasteful number, since it uses less digits than its factorization.

403112432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7745 (or 7739 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 403112432 is about 20077.6600230206. The cubic root of 403112432 is about 738.7124139554.

Adding to 403112432 its reverse (234211304), we get a palindrome (637323736).

The spelling of 403112432 in words is "four hundred three million, one hundred twelve thousand, four hundred thirty-two".