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92072372 = 2272469757
BaseRepresentation
bin1010111110011…
…10100110110100
320102020202112212
411133032212310
5142032303442
613045232552
72165413400
oct537164664
9212222485
1092072372
1147a77377
1226a02758
13160c92c2
14c32a100
15813aa82
hex57ce9b4

92072372 has 18 divisors (see below), whose sum is σ = 187433442. Its totient is φ = 39459504.

The previous prime is 92072359. The next prime is 92072377. The reversal of 92072372 is 27327029.

It can be written as a sum of positive squares in only one way, i.e., 81793936 + 10278436 = 9044^2 + 3206^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (92072377) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 234683 + ... + 235074.

It is an arithmetic number, because the mean of its divisors is an integer number (10412969).

Almost surely, 292072372 is an apocalyptic number.

It is an amenable number.

92072372 is an abundant number, since it is smaller than the sum of its proper divisors (95361070).

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

92072372 is a wasteful number, since it uses less digits than its factorization.

92072372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469775 (or 469766 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 32.

The square root of 92072372 is about 9595.4349562696. The cubic root of 92072372 is about 451.5540868242.

The spelling of 92072372 in words is "ninety-two million, seventy-two thousand, three hundred seventy-two".

Divisors: 1 2 4 7 14 28 49 98 196 469757 939514 1879028 3288299 6576598 13153196 23018093 46036186 92072372