42392832 has 108 divisors (see below), whose sum is σ = 120481536. Its totient is φ = 13230080.

The previous prime is 42392827. The next prime is 42392891. The reversal of 42392832 is 23829324.

It is a junction number, because it is equal to n+sod(n) for n = 42392793 and 42392802.

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, 221857 + ... + 222047.

Almost surely, 2^42392832 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 42392832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60240768).

42392832 is an abundant number, since it is smaller than the sum of its proper divisors (78088704).

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

42392832 is a wasteful number, since it uses less digits than its factorization.

42392832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244 (or 213 counting only the distinct ones).

The product of its digits is 20736, while the sum is 33.

The square root of 42392832 is about 6510.9778067507. The cubic root of 42392832 is about 348.6830289820.

The spelling of 42392832 in words is "forty-two million, three hundred ninety-two thousand, eight hundred thirty-two".