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23494436 = 227839087
BaseRepresentation
bin101100110011…
…1111100100100
31122012122022022
41121213330210
522003310221
62155322312
7403461620
oct131477444
948178268
1023494436
1112297799
127a50398
134b37b44
143198180
1520e14ab
hex1667f24

23494436 has 12 divisors (see below), whose sum is σ = 46988928. Its totient is φ = 10069032.

The previous prime is 23494411. The next prime is 23494441. The reversal of 23494436 is 63449432.

23494436 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 23494396 and 23494405.

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, 419516 + ... + 419571.

It is an arithmetic number, because the mean of its divisors is an integer number (3915744).

Almost surely, 223494436 is an apocalyptic number.

It is an amenable number.

23494436 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.

23494436 is a wasteful number, since it uses less digits than its factorization.

23494436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 839098 (or 839096 counting only the distinct ones).

The product of its digits is 62208, while the sum is 35.

The square root of 23494436 is about 4847.1059406619. The cubic root of 23494436 is about 286.4101081761.

The spelling of 23494436 in words is "twenty-three million, four hundred ninety-four thousand, four hundred thirty-six".

Divisors: 1 2 4 7 14 28 839087 1678174 3356348 5873609 11747218 23494436