94539631 has 2 divisors, whose sum is σ = 94539632. Its totient is φ = 94539630.

The previous prime is 94539589. The next prime is 94539661. The reversal of 94539631 is 13693549.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 94539631 - 2⁷ = 94539503 is a prime.

It is a super-2 number, since 2×94539631² = 17875483659232322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (94539661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47269815 + 47269816.

It is an arithmetic number, because the mean of its divisors is an integer number (47269816).

Almost surely, 2^94539631 is an apocalyptic number.

94539631 is a deficient number, since it is larger than the sum of its proper divisors (1).

94539631 is an equidigital number, since it uses as much as digits as its factorization.

94539631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 87480, while the sum is 40.

The square root of 94539631 is about 9723.1492326303. The cubic root of 94539631 is about 455.5520104578.

The spelling of 94539631 in words is "ninety-four million, five hundred thirty-nine thousand, six hundred thirty-one".