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23970708 = 2233221951
BaseRepresentation
bin101101101110…
…0001110010100
31200002211122000
41123130032110
522114030313
62213435300
7410514306
oct133341624
950084560
1023970708
1112592603
12803bb30
134c73868
14327d976
152187673
hex16dc394

23970708 has 24 divisors (see below), whose sum is σ = 62146560. Its totient is φ = 7990200.

The previous prime is 23970701. The next prime is 23970721. The reversal of 23970708 is 80707932.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23970701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110868 + ... + 111083.

It is an arithmetic number, because the mean of its divisors is an integer number (2589440).

Almost surely, 223970708 is an apocalyptic number.

It is an amenable number.

23970708 is an abundant number, since it is smaller than the sum of its proper divisors (38175852).

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

23970708 is a wasteful number, since it uses less digits than its factorization.

23970708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221964 (or 221956 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 36.

The square root of 23970708 is about 4895.9889705758. The cubic root of 23970708 is about 288.3325152467.

The spelling of 23970708 in words is "twenty-three million, nine hundred seventy thousand, seven hundred eight".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 221951 443902 665853 887804 1331706 1997559 2663412 3995118 5992677 7990236 11985354 23970708