897950810 has 16 divisors (see below), whose sum is σ = 1620896616. Its totient is φ = 358161408.

The previous prime is 897950803. The next prime is 897950821. The reversal of 897950810 is 18059798.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 876337609 + 21613201 = 29603^2 + 4649^2 .

It is a super-2 number, since 2×897950810² = 1612631314359312200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123659 + ... + 130718.

Almost surely, 2^897950810 is an apocalyptic number.

897950810 is a deficient number, since it is larger than the sum of its proper divisors (722945806).

897950810 is a wasteful number, since it uses less digits than its factorization.

897950810 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254737.

The product of its (nonzero) digits is 181440, while the sum is 47.

The square root of 897950810 is about 29965.8273705232. The cubic root of 897950810 is about 964.7560606525.

The spelling of 897950810 in words is "eight hundred ninety-seven million, nine hundred fifty thousand, eight hundred ten".