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361472073 = 32233971361
BaseRepresentation
bin10101100010111…
…010000001001001
3221012011200110120
4111202322001021
51220014101243
655511333453
711646314304
oct2542720111
9835150416
10361472073
11176050356
12a1081289
1359b71b01
1436015b3b
1521b02c83
hex158ba049

361472073 has 16 divisors (see below), whose sum is σ = 485700096. Its totient is φ = 239120640.

The previous prime is 361472057. The next prime is 361472101. The reversal of 361472073 is 370274163.

It is not a de Polignac number, because 361472073 - 24 = 361472057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (361472053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 264913 + ... + 266273.

It is an arithmetic number, because the mean of its divisors is an integer number (30356256).

Almost surely, 2361472073 is an apocalyptic number.

It is an amenable number.

361472073 is a deficient number, since it is larger than the sum of its proper divisors (124228023).

361472073 is a wasteful number, since it uses less digits than its factorization.

361472073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1984.

The product of its (nonzero) digits is 21168, while the sum is 33.

The square root of 361472073 is about 19012.4189150145. The cubic root of 361472073 is about 712.3469731071.

The spelling of 361472073 in words is "three hundred sixty-one million, four hundred seventy-two thousand, seventy-three".

Divisors: 1 3 223 397 669 1191 1361 4083 88531 265593 303503 540317 910509 1620951 120490691 361472073