42467664 has 20 divisors (see below), whose sum is σ = 109708256. Its totient is φ = 14155872.

The previous prime is 42467647. The next prime is 42467699. The reversal of 42467664 is 46676424.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

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, 442324 + ... + 442419.

Almost surely, 2^42467664 is an apocalyptic number.

It is an amenable number.

42467664 is an abundant number, since it is smaller than the sum of its proper divisors (67240592).

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

42467664 is a wasteful number, since it uses less digits than its factorization.

42467664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 884754 (or 884748 counting only the distinct ones).

The product of its digits is 193536, while the sum is 39.

The square root of 42467664 is about 6516.7218752990. The cubic root of 42467664 is about 348.8880739490. Note that the first 3 decimals are identical.

The spelling of 42467664 in words is "forty-two million, four hundred sixty-seven thousand, six hundred sixty-four".