23505667 has 2 divisors, whose sum is σ = 23505668. Its totient is φ = 23505666.

The previous prime is 23505661. The next prime is 23505707. The reversal of 23505667 is 76650532.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23505667 - 2⁷ = 23505539 is a prime.

It is a super-2 number, since 2×23505667² = 1105032762229778, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23505661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11752833 + 11752834.

It is an arithmetic number, because the mean of its divisors is an integer number (11752834).

Almost surely, 2^23505667 is an apocalyptic number.

23505667 is a deficient number, since it is larger than the sum of its proper divisors (1).

23505667 is an equidigital number, since it uses as much as digits as its factorization.

23505667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37800, while the sum is 34.

The square root of 23505667 is about 4848.2643286026. The cubic root of 23505667 is about 286.4557382635.

The spelling of 23505667 in words is "twenty-three million, five hundred five thousand, six hundred sixty-seven".