84952831 has 2 divisors, whose sum is σ = 84952832. Its totient is φ = 84952830.

The previous prime is 84952807. The next prime is 84952843. The reversal of 84952831 is 13825948.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84952831 - 2¹¹ = 84950783 is a prime.

It is a super-2 number, since 2×84952831² = 14433966989829122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84952871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42476415 + 42476416.

It is an arithmetic number, because the mean of its divisors is an integer number (42476416).

Almost surely, 2^84952831 is an apocalyptic number.

84952831 is a deficient number, since it is larger than the sum of its proper divisors (1).

84952831 is an equidigital number, since it uses as much as digits as its factorization.

84952831 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69120, while the sum is 40.

The square root of 84952831 is about 9216.9860041122. The cubic root of 84952831 is about 439.6016211634.

The spelling of 84952831 in words is "eighty-four million, nine hundred fifty-two thousand, eight hundred thirty-one".