42664092 has 24 divisors (see below), whose sum is σ = 100578576. Its totient is φ = 14074368.

The previous prime is 42664087. The next prime is 42664147. The reversal of 42664092 is 29046624.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17163 + ... + 19490.

It is an arithmetic number, because the mean of its divisors is an integer number (4190774).

Almost surely, 2^42664092 is an apocalyptic number.

It is an amenable number.

42664092 is an abundant number, since it is smaller than the sum of its proper divisors (57914484).

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

42664092 is a wasteful number, since it uses less digits than its factorization.

42664092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36757 (or 36755 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 42664092 is about 6531.7755625863. The cubic root of 42664092 is about 349.4251570703.

The spelling of 42664092 in words is "forty-two million, six hundred sixty-four thousand, ninety-two".