42597332 has 12 divisors (see below), whose sum is σ = 74614260. Its totient is φ = 21278976.

The previous prime is 42597329. The next prime is 42597341. The reversal of 42597332 is 23379524.

It can be written as a sum of positive squares in 2 ways, for example, as 21104836 + 21492496 = 4594^2 + 4636^2 .

It is a junction number, because it is equal to n+sod(n) for n = 42597292 and 42597301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 644 + ... + 9252.

It is an arithmetic number, because the mean of its divisors is an integer number (6217855).

Almost surely, 2^42597332 is an apocalyptic number.

It is an amenable number.

42597332 is a deficient number, since it is larger than the sum of its proper divisors (32016928).

42597332 is a wasteful number, since it uses less digits than its factorization.

42597332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9850 (or 9848 counting only the distinct ones).

The product of its digits is 45360, while the sum is 35.

The square root of 42597332 is about 6526.6631596858. The cubic root of 42597332 is about 349.2428038663.

The spelling of 42597332 in words is "forty-two million, five hundred ninety-seven thousand, three hundred thirty-two".