910397985 has 32 divisors (see below), whose sum is σ = 1671681792. Its totient is φ = 414443520.

The previous prime is 910397959. The next prime is 910398001. The reversal of 910397985 is 589793019.

It is a happy number.

It is not a de Polignac number, because 910397985 - 2⁵ = 910397953 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7317 + ... + 43293.

It is an arithmetic number, because the mean of its divisors is an integer number (52240056).

Almost surely, 2^910397985 is an apocalyptic number.

It is an amenable number.

910397985 is a deficient number, since it is larger than the sum of its proper divisors (761283807).

910397985 is a wasteful number, since it uses less digits than its factorization.

910397985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36233.

The product of its (nonzero) digits is 612360, while the sum is 51.

The square root of 910397985 is about 30172.8020740534. The cubic root of 910397985 is about 969.1933581578.

The spelling of 910397985 in words is "nine hundred ten million, three hundred ninety-seven thousand, nine hundred eighty-five".