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22986132 = 22313147347
BaseRepresentation
bin101011110101…
…1110110010100
31121020211001020
41113223312110
521341024012
62140401140
7366243651
oct127536624
947224036
1022986132
1111a7a904
1278461b0
1349ba680
1430a4c28
152040a8c
hex15ebd94

22986132 has 24 divisors (see below), whose sum is σ = 57760416. Its totient is φ = 7072608.

The previous prime is 22986127. The next prime is 22986133. The reversal of 22986132 is 23168922.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22986093 and 22986102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22986133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73518 + ... + 73829.

It is an arithmetic number, because the mean of its divisors is an integer number (2406684).

Almost surely, 222986132 is an apocalyptic number.

It is an amenable number.

22986132 is an abundant number, since it is smaller than the sum of its proper divisors (34774284).

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

22986132 is a wasteful number, since it uses less digits than its factorization.

22986132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147367 (or 147365 counting only the distinct ones).

The product of its digits is 10368, while the sum is 33.

The square root of 22986132 is about 4794.3854663554. The cubic root of 22986132 is about 284.3295288887.

The spelling of 22986132 in words is "twenty-two million, nine hundred eighty-six thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 147347 294694 442041 589388 884082 1768164 1915511 3831022 5746533 7662044 11493066 22986132