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69236468 = 2272472731
BaseRepresentation
bin1000010000001…
…11011011110100
311211021120120122
410020013123310
5120211031333
610511551112
71500333410
oct410073364
9154246518
1069236468
113609a424
121b22b498
1311462132
1492a3d40
156129798
hex42076f4

69236468 has 12 divisors (see below), whose sum is σ = 138472992. Its totient is φ = 29672760.

The previous prime is 69236459. The next prime is 69236471. The reversal of 69236468 is 86463296.

69236468 is an admirable number.

It is a super-2 number, since 2×692364682 = 9587377002230048, which contains 22 as substring.

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, 1236338 + ... + 1236393.

It is an arithmetic number, because the mean of its divisors is an integer number (11539416).

Almost surely, 269236468 is an apocalyptic number.

It is an amenable number.

69236468 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

69236468 is a wasteful number, since it uses less digits than its factorization.

69236468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2472742 (or 2472740 counting only the distinct ones).

The product of its digits is 373248, while the sum is 44.

The square root of 69236468 is about 8320.8453897426. The cubic root of 69236468 is about 410.6246041958.

The spelling of 69236468 in words is "sixty-nine million, two hundred thirty-six thousand, four hundred sixty-eight".

Divisors: 1 2 4 7 14 28 2472731 4945462 9890924 17309117 34618234 69236468