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472808488 = 23174996967
BaseRepresentation
bin11100001011100…
…111110000101000
31012221200011022111
4130023213300220
51432014332423
6114525532104
714500543255
oct3413476050
91187604274
10472808488
11222985019
12112414034
1376c54549
1446b1842c
152b79660d
hex1c2e7c28

472808488 has 32 divisors (see below), whose sum is σ = 940680000. Its totient is φ = 222020352.

The previous prime is 472808473. The next prime is 472808491. The reversal of 472808488 is 884808274.

It is a super-2 number, since 2×4728084882 = 447095732649692288, 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, 64381 + ... + 71347.

It is an arithmetic number, because the mean of its divisors is an integer number (29396250).

Almost surely, 2472808488 is an apocalyptic number.

It is an amenable number.

472808488 is a deficient number, since it is larger than the sum of its proper divisors (467871512).

472808488 is a wasteful number, since it uses less digits than its factorization.

472808488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7489 (or 7485 counting only the distinct ones).

The product of its (nonzero) digits is 917504, while the sum is 49.

The square root of 472808488 is about 21744.1598596037. The cubic root of 472808488 is about 779.0435833883.

The spelling of 472808488 in words is "four hundred seventy-two million, eight hundred eight thousand, four hundred eighty-eight".

Divisors: 1 2 4 8 17 34 68 136 499 998 1996 3992 6967 8483 13934 16966 27868 33932 55736 67864 118439 236878 473756 947512 3476533 6953066 13906132 27812264 59101061 118202122 236404244 472808488