23490016 has 24 divisors (see below), whose sum is σ = 50450904. Its totient is φ = 10677120.

The previous prime is 23490001. The next prime is 23490059. The reversal of 23490016 is 61009432.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33015 + ... + 33718.

It is an arithmetic number, because the mean of its divisors is an integer number (2102121).

Almost surely, 2^23490016 is an apocalyptic number.

It is an amenable number.

23490016 is an abundant number, since it is smaller than the sum of its proper divisors (26960888).

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

23490016 is a wasteful number, since it uses less digits than its factorization.

23490016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66754 (or 66746 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 23490016 is about 4846.6499770460. The cubic root of 23490016 is about 286.3921463052.

Adding to 23490016 its reverse (61009432), we get a palindrome (84499448).

The spelling of 23490016 in words is "twenty-three million, four hundred ninety thousand, sixteen".