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8898972 = 2231375413
BaseRepresentation
bin100001111100…
…100110011100
3121202010002120
4201330212130
54234231342
6514422540
7135432345
oct41744634
917663076
108898972
115028a25
122b91a50
131ac7684
1412790cc
15babaec
hex87c99c

8898972 has 24 divisors (see below), whose sum is σ = 20919696. Its totient is φ = 2944128.

The previous prime is 8898971. The next prime is 8898977. The reversal of 8898972 is 2798988.

8898972 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8898971) 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, 1063 + ... + 4350.

It is an arithmetic number, because the mean of its divisors is an integer number (871654).

Almost surely, 28898972 is an apocalyptic number.

It is an amenable number.

8898972 is an abundant number, since it is smaller than the sum of its proper divisors (12020724).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8898972 is a wasteful number, since it uses less digits than its factorization.

8898972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5557 (or 5555 counting only the distinct ones).

The product of its digits is 580608, while the sum is 51.

The square root of 8898972 is about 2983.1144798683. The cubic root of 8898972 is about 207.2271305589.

It can be divided in two parts, 8898 and 972, that added together give a triangular number (9870 = T140).

The spelling of 8898972 in words is "eight million, eight hundred ninety-eight thousand, nine hundred seventy-two".

Divisors: 1 2 3 4 6 12 137 274 411 548 822 1644 5413 10826 16239 21652 32478 64956 741581 1483162 2224743 2966324 4449486 8898972