23919906 has 8 divisors (see below), whose sum is σ = 47839824. Its totient is φ = 7973300.

The previous prime is 23919899. The next prime is 23919913. The reversal of 23919906 is 60991932.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (23919899) and next prime (23919913).

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

23919906 is an admirable number.

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, 1993320 + ... + 1993331.

It is an arithmetic number, because the mean of its divisors is an integer number (5979978).

Almost surely, 2^23919906 is an apocalyptic number.

23919906 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.

23919906 is a wasteful number, since it uses less digits than its factorization.

23919906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3986656.

The product of its (nonzero) digits is 26244, while the sum is 39.

The square root of 23919906 is about 4890.7980943809. The cubic root of 23919906 is about 288.1286799580.

The spelling of 23919906 in words is "twenty-three million, nine hundred nineteen thousand, nine hundred six".