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72895748 = 2227167247
BaseRepresentation
bin1000101100001…
…00110100000100
312002011111011112
410112010310010
5122130130443
611122224152
71543414022
oct426046404
9162144145
1072895748
1138169722
12204b5058
13121438a3
149977712
1565edb18
hex4584d04

72895748 has 12 divisors (see below), whose sum is σ = 128040192. Its totient is φ = 36312840.

The previous prime is 72895727. The next prime is 72895751. The reversal of 72895748 is 84759827.

It is a junction number, because it is equal to n+sod(n) for n = 72895696 and 72895705.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32540 + ... + 34707.

It is an arithmetic number, because the mean of its divisors is an integer number (10670016).

Almost surely, 272895748 is an apocalyptic number.

It is an amenable number.

72895748 is a deficient number, since it is larger than the sum of its proper divisors (55144444).

72895748 is a wasteful number, since it uses less digits than its factorization.

72895748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67522 (or 67520 counting only the distinct ones).

The product of its digits is 1128960, while the sum is 50.

The square root of 72895748 is about 8537.9006787383. The cubic root of 72895748 is about 417.7348730418.

The spelling of 72895748 in words is "seventy-two million, eight hundred ninety-five thousand, seven hundred forty-eight".

Divisors: 1 2 4 271 542 1084 67247 134494 268988 18223937 36447874 72895748