42933957 has 16 divisors (see below), whose sum is σ = 62621760. Its totient is φ = 25948800.

The previous prime is 42933941. The next prime is 42933971. The reversal of 42933957 is 75933924.

It is not a de Polignac number, because 42933957 - 2⁴ = 42933941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42933997) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11907 + ... + 15087.

It is an arithmetic number, because the mean of its divisors is an integer number (3913860).

Almost surely, 2^42933957 is an apocalyptic number.

It is an amenable number.

42933957 is a deficient number, since it is larger than the sum of its proper divisors (19687803).

42933957 is a wasteful number, since it uses less digits than its factorization.

42933957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3604.

The product of its digits is 204120, while the sum is 42.

The square root of 42933957 is about 6552.4008577009. The cubic root of 42933957 is about 350.1603537330.

The spelling of 42933957 in words is "forty-two million, nine hundred thirty-three thousand, nine hundred fifty-seven".