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9897164 = 222474291
BaseRepresentation
bin100101110000…
…010011001100
3200121211100122
4211300103030
510013202124
6552044112
7150060464
oct45602314
920554318
109897164
11564a982
123393638
132086b14
141458ba4
15d0775e
hex9704cc

9897164 has 6 divisors (see below), whose sum is σ = 17320044. Its totient is φ = 4948580.

The previous prime is 9897161. The next prime is 9897203. The reversal of 9897164 is 4617989.

It is not an unprimeable number, because it can be changed into a prime (9897161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1237142 + ... + 1237149.

It is an arithmetic number, because the mean of its divisors is an integer number (2886674).

Almost surely, 29897164 is an apocalyptic number.

It is an amenable number.

9897164 is a deficient number, since it is larger than the sum of its proper divisors (7422880).

9897164 is a wasteful number, since it uses less digits than its factorization.

9897164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2474295 (or 2474293 counting only the distinct ones).

The product of its digits is 108864, while the sum is 44.

The square root of 9897164 is about 3145.9758422467. The cubic root of 9897164 is about 214.7024114356.

The spelling of 9897164 in words is "nine million, eight hundred ninety-seven thousand, one hundred sixty-four".

Divisors: 1 2 4 2474291 4948582 9897164