23628011 has 16 divisors (see below), whose sum is σ = 28239840. Its totient is φ = 19514880.

The previous prime is 23627999. The next prime is 23628023. The reversal of 23628011 is 11082632.

It is an interprime number because it is at equal distance from previous prime (23627999) and next prime (23628023).

It is not a de Polignac number, because 23628011 - 2¹⁰ = 23626987 is a prime.

It is a super-2 number, since 2×23628011² = 1116565807632242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23628071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3245 + ... + 7601.

It is an arithmetic number, because the mean of its divisors is an integer number (1764990).

Almost surely, 2^23628011 is an apocalyptic number.

23628011 is a deficient number, since it is larger than the sum of its proper divisors (4611829).

23628011 is a wasteful number, since it uses less digits than its factorization.

23628011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4414.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 23628011 is about 4860.8652521953. The cubic root of 23628011 is about 286.9518670267.

The spelling of 23628011 in words is "twenty-three million, six hundred twenty-eight thousand, eleven".