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23067630 = 2325256307
BaseRepresentation
bin101011111111…
…1101111101110
31121101221211200
41113333233232
521401131010
62142230330
7400033365
oct127775756
947357750
1023067630
1112026063
1278853a6
134a187b1
1430c67dc
152059cc0
hex15ffbee

23067630 has 24 divisors (see below), whose sum is σ = 59976072. Its totient is φ = 6151344.

The previous prime is 23067619. The next prime is 23067661. The reversal of 23067630 is 3676032.

23067630 is a `hidden beast` number, since 23 + 0 + 6 + 7 + 630 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 23067594 and 23067603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 128064 + ... + 128243.

It is an arithmetic number, because the mean of its divisors is an integer number (2499003).

Almost surely, 223067630 is an apocalyptic number.

23067630 is an abundant number, since it is smaller than the sum of its proper divisors (36908442).

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

23067630 is a wasteful number, since it uses less digits than its factorization.

23067630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256320 (or 256317 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 27.

The square root of 23067630 is about 4802.8772626416. The cubic root of 23067630 is about 284.6651654043.

The spelling of 23067630 in words is "twenty-three million, sixty-seven thousand, six hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 256307 512614 768921 1281535 1537842 2306763 2563070 3844605 4613526 7689210 11533815 23067630