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5297972 = 226121713
BaseRepresentation
bin10100001101011100110100
3100222011110012
4110031130310
52324013342
6305315352
763013661
oct24153464
910864405
105297972
112a99499
121935b58
1311365c4
149bca68
156e9b82
hex50d734

5297972 has 12 divisors (see below), whose sum is σ = 9423876. Its totient is φ = 2605440.

The previous prime is 5297951. The next prime is 5298019. The reversal of 5297972 is 2797925.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 649636 + 4648336 = 806^2 + 2156^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10613 + ... + 11100.

It is an arithmetic number, because the mean of its divisors is an integer number (785323).

Almost surely, 25297972 is an apocalyptic number.

It is an amenable number.

5297972 is a deficient number, since it is larger than the sum of its proper divisors (4125904).

5297972 is a wasteful number, since it uses less digits than its factorization.

5297972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21778 (or 21776 counting only the distinct ones).

The product of its digits is 79380, while the sum is 41.

The square root of 5297972 is about 2301.7323910481. The cubic root of 5297972 is about 174.3290992695.

The spelling of 5297972 in words is "five million, two hundred ninety-seven thousand, nine hundred seventy-two".

Divisors: 1 2 4 61 122 244 21713 43426 86852 1324493 2648986 5297972