42052684 has 12 divisors (see below), whose sum is σ = 74691064. Its totient is φ = 20712384.

The previous prime is 42052657. The next prime is 42052687. The reversal of 42052684 is 48625024.

It is not an unprimeable number, because it can be changed into a prime (42052687) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78189 + ... + 78724.

Almost surely, 2^42052684 is an apocalyptic number.

It is an amenable number.

42052684 is a deficient number, since it is larger than the sum of its proper divisors (32638380).

42052684 is a wasteful number, since it uses less digits than its factorization.

42052684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156984 (or 156982 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 31.

The square root of 42052684 is about 6484.8040833937. The cubic root of 42052684 is about 347.7479458133.

It can be divided in two parts, 4205 and 2684, that added together give a square (6889 = 83²).

The spelling of 42052684 in words is "forty-two million, fifty-two thousand, six hundred eighty-four".