42646532 has 12 divisors (see below), whose sum is σ = 75356736. Its totient is φ = 21116040.

The previous prime is 42646529. The next prime is 42646537. The reversal of 42646532 is 23564624.

It is not an unprimeable number, because it can be changed into a prime (42646537) 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, 51344 + ... + 52167.

It is an arithmetic number, because the mean of its divisors is an integer number (6279728).

Almost surely, 2^42646532 is an apocalyptic number.

It is an amenable number.

42646532 is a deficient number, since it is larger than the sum of its proper divisors (32710204).

42646532 is a wasteful number, since it uses less digits than its factorization.

42646532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103618 (or 103616 counting only the distinct ones).

The product of its digits is 34560, while the sum is 32.

The square root of 42646532 is about 6530.4312261902. The cubic root of 42646532 is about 349.3772108351.

The spelling of 42646532 in words is "forty-two million, six hundred forty-six thousand, five hundred thirty-two".