42099052 has 12 divisors (see below), whose sum is σ = 73750096. Its totient is φ = 21027600.

The previous prime is 42099049. The next prime is 42099061. The reversal of 42099052 is 25099024.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

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, 699 + ... + 9202.

Almost surely, 2^42099052 is an apocalyptic number.

It is an amenable number.

42099052 is a deficient number, since it is larger than the sum of its proper divisors (31651044).

42099052 is a wasteful number, since it uses less digits than its factorization.

42099052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10968 (or 10966 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 42099052 is about 6488.3782257202. The cubic root of 42099052 is about 347.8757097870.

The spelling of 42099052 in words is "forty-two million, ninety-nine thousand, fifty-two".