42923292 has 12 divisors (see below), whose sum is σ = 100154376. Its totient is φ = 14307760.

The previous prime is 42923281. The next prime is 42923311. The reversal of 42923292 is 29232924.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×42923292² = 3684817992234528, which contains 22 as substring.

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, 1788459 + ... + 1788482.

It is an arithmetic number, because the mean of its divisors is an integer number (8346198).

Almost surely, 2^42923292 is an apocalyptic number.

It is an amenable number.

42923292 is an abundant number, since it is smaller than the sum of its proper divisors (57231084).

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

42923292 is a wasteful number, since it uses less digits than its factorization.

42923292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3576948 (or 3576946 counting only the distinct ones).

The product of its digits is 15552, while the sum is 33.

The square root of 42923292 is about 6551.5869833194. The cubic root of 42923292 is about 350.1313574971.

The spelling of 42923292 in words is "forty-two million, nine hundred twenty-three thousand, two hundred ninety-two".