898644164 has 24 divisors (see below), whose sum is σ = 1716784608. Its totient is φ = 408191040.

The previous prime is 898644161. The next prime is 898644179. The reversal of 898644164 is 461446898.

898644164 = 3152² + 3153² + ... + 3239².

It is a super-2 number, since 2×898644164² = 1615122666982517792, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (898644161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65312 + ... + 77864.

It is an arithmetic number, because the mean of its divisors is an integer number (71532692).

Almost surely, 2^898644164 is an apocalyptic number.

It is an amenable number.

898644164 is a deficient number, since it is larger than the sum of its proper divisors (818140444).

898644164 is a wasteful number, since it uses less digits than its factorization.

898644164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14195 (or 14193 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 50.

The square root of 898644164 is about 29977.3942163091. The cubic root of 898644164 is about 965.0043093582.

The spelling of 898644164 in words is "eight hundred ninety-eight million, six hundred forty-four thousand, one hundred sixty-four".