23420766 has 8 divisors (see below), whose sum is σ = 46841544. Its totient is φ = 7806920.

The previous prime is 23420759. The next prime is 23420773. The reversal of 23420766 is 66702432.

It is an interprime number because it is at equal distance from previous prime (23420759) and next prime (23420773).

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

23420766 is an admirable number.

It is a congruent 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, 1951725 + ... + 1951736.

It is an arithmetic number, because the mean of its divisors is an integer number (5855193).

Almost surely, 2^23420766 is an apocalyptic number.

23420766 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.

23420766 is a wasteful number, since it uses less digits than its factorization.

23420766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3903466.

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 23420766 is about 4839.5005940696. The cubic root of 23420766 is about 286.1104354512.

The spelling of 23420766 in words is "twenty-three million, four hundred twenty thousand, seven hundred sixty-six".