23260040 has 32 divisors (see below), whose sum is σ = 52695360. Its totient is φ = 9240000.

The previous prime is 23260037. The next prime is 23260043. The reversal of 23260040 is 4006232.

It is an interprime number because it is at equal distance from previous prime (23260037) and next prime (23260043).

It is not an unprimeable number, because it can be changed into a prime (23260043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4115 + ... + 7965.

It is an arithmetic number, because the mean of its divisors is an integer number (1646730).

Almost surely, 2^23260040 is an apocalyptic number.

23260040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23260040 is an abundant number, since it is smaller than the sum of its proper divisors (29435320).

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

23260040 is a wasteful number, since it uses less digits than its factorization.

23260040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4013 (or 4009 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 23260040 is about 4822.8663676283. The cubic root of 23260040 is about 285.4544509151.

Adding to 23260040 its reverse (4006232), we get a palindrome (27266272).

The spelling of 23260040 in words is "twenty-three million, two hundred sixty thousand, forty".