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23630434 = 268317299
BaseRepresentation
bin101101000100…
…1001001100010
31122110112212021
41122021021202
522022133214
62202252054
7404566252
oct132111142
948415767
1023630434
111237a993
127ab702a
134b84a09
1431d1962
15211b924
hex1689262

23630434 has 8 divisors (see below), whose sum is σ = 35499600. Its totient is φ = 11797236.

The previous prime is 23630423. The next prime is 23630513. The reversal of 23630434 is 43403632.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×236304342 = 1116794822056712, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23630399 and 23630408.

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, 7284 + ... + 10015.

It is an arithmetic number, because the mean of its divisors is an integer number (4437450).

Almost surely, 223630434 is an apocalyptic number.

23630434 is a deficient number, since it is larger than the sum of its proper divisors (11869166).

23630434 is a wasteful number, since it uses less digits than its factorization.

23630434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17984.

The product of its (nonzero) digits is 5184, while the sum is 25.

The square root of 23630434 is about 4861.1144812687. The cubic root of 23630434 is about 286.9616754501.

The spelling of 23630434 in words is "twenty-three million, six hundred thirty thousand, four hundred thirty-four".

Divisors: 1 2 683 1366 17299 34598 11815217 23630434