42786604 has 36 divisors (see below), whose sum is σ = 87476760. Its totient is φ = 18258240.

The previous prime is 42786599. The next prime is 42786619. The reversal of 42786604 is 40668724.

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, 81864 + ... + 82384.

It is an arithmetic number, because the mean of its divisors is an integer number (2429910).

Almost surely, 2^42786604 is an apocalyptic number.

It is an amenable number.

42786604 is an abundant number, since it is smaller than the sum of its proper divisors (44690156).

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

42786604 is a wasteful number, since it uses less digits than its factorization.

42786604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 958 (or 949 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 37.

The square root of 42786604 is about 6541.1469942205. The cubic root of 42786604 is about 349.7593011734.

The spelling of 42786604 in words is "forty-two million, seven hundred eighty-six thousand, six hundred four".