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272372 = 22149457
BaseRepresentation
bin1000010011111110100
3111211121212
41002133310
532203442
65500552
72213042
oct1023764
9454555
10272372
11176701
12111758
1396c89
1471392
1555a82
hex427f4

272372 has 12 divisors (see below), whose sum is σ = 480900. Its totient is φ = 134976.

The previous prime is 272369. The next prime is 272381. The reversal of 272372 is 273272.

It can be written as a sum of positive squares in 2 ways, for example, as 132496 + 139876 = 364^2 + 374^2 .

It is a congruent number.

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, 368 + ... + 824.

It is an arithmetic number, because the mean of its divisors is an integer number (40075).

2272372 is an apocalyptic number.

It is an amenable number.

272372 is a deficient number, since it is larger than the sum of its proper divisors (208528).

272372 is a wasteful number, since it uses less digits than its factorization.

272372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 610 (or 608 counting only the distinct ones).

The product of its digits is 1176, while the sum is 23.

The square root of 272372 is about 521.8927092804. The cubic root of 272372 is about 64.8217602071.

Subtracting 272372 from its reverse (273272), we obtain a square (900 = 302).

The spelling of 272372 in words is "two hundred seventy-two thousand, three hundred seventy-two", and thus it is an iban number.

Divisors: 1 2 4 149 298 457 596 914 1828 68093 136186 272372