84850997 has 32 divisors (see below), whose sum is σ = 110668800. Its totient is φ = 64456560.

The previous prime is 84850973. The next prime is 84851033. The reversal of 84850997 is 79905848.

It is not a de Polignac number, because 84850997 - 2⁸ = 84850741 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84850957) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 161978 + ... + 162500.

It is an arithmetic number, because the mean of its divisors is an integer number (3458400).

Almost surely, 2^84850997 is an apocalyptic number.

It is an amenable number.

84850997 is a deficient number, since it is larger than the sum of its proper divisors (25817803).

84850997 is a wasteful number, since it uses less digits than its factorization.

84850997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598 (or 584 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 50.

The square root of 84850997 is about 9211.4600905611. The cubic root of 84850997 is about 439.4258989804.

The spelling of 84850997 in words is "eighty-four million, eight hundred fifty thousand, nine hundred ninety-seven".