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472236361 = 3127012
BaseRepresentation
bin11100001001011…
…100000101001001
31012220121002111121
4130021130011021
51431343030421
6114505355241
714462641252
oct3411340511
91186532447
10472236361
11222624193
12112198b21
1376ab3ccc
1446a09b29
152b6d1d41
hex1c25c149

472236361 has 9 divisors (see below), whose sum is σ = 488658279. Its totient is φ = 456351000.

The previous prime is 472236341. The next prime is 472236389. The reversal of 472236361 is 163632274.

The square root of 472236361 is 21731.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 407272761 + 64963600 = 20181^2 + 8060^2 .

It is not a de Polignac number, because 472236361 - 25 = 472236329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (472236311) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 673311 + ... + 674011.

Almost surely, 2472236361 is an apocalyptic number.

472236361 is the 21731-st square number.

472236361 is the 10866-th centered octagonal number.

It is an amenable number.

472236361 is a deficient number, since it is larger than the sum of its proper divisors (16421918).

472236361 is an frugal number, since it uses more digits than its factorization.

472236361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1464 (or 732 counting only the distinct ones).

The product of its digits is 36288, while the sum is 34.

The cubic root of 472236361 is about 778.7292265327.

The spelling of 472236361 in words is "four hundred seventy-two million, two hundred thirty-six thousand, three hundred sixty-one".