42692957 has 2 divisors, whose sum is σ = 42692958. Its totient is φ = 42692956.

The previous prime is 42692953. The next prime is 42692963. The reversal of 42692957 is 75929624.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37625956 + 5067001 = 6134^2 + 2251^2 .

It is a cyclic number.

It is not a de Polignac number, because 42692957 - 2² = 42692953 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42692953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21346478 + 21346479.

It is an arithmetic number, because the mean of its divisors is an integer number (21346479).

Almost surely, 2^42692957 is an apocalyptic number.

It is an amenable number.

42692957 is a deficient number, since it is larger than the sum of its proper divisors (1).

42692957 is an equidigital number, since it uses as much as digits as its factorization.

42692957 is an evil number, because the sum of its binary digits is even.

The product of its digits is 272160, while the sum is 44.

The square root of 42692957 is about 6533.9847719443. The cubic root of 42692957 is about 349.5039421633.

The spelling of 42692957 in words is "forty-two million, six hundred ninety-two thousand, nine hundred fifty-seven".