23251004 has 24 divisors (see below), whose sum is σ = 47267808. Its totient is φ = 9800640.

The previous prime is 23251001. The next prime is 23251021. The reversal of 23251004 is 40015232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23251001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5099 + ... + 8514.

It is an arithmetic number, because the mean of its divisors is an integer number (1969492).

Almost surely, 2^23251004 is an apocalyptic number.

It is an amenable number.

23251004 is an abundant number, since it is smaller than the sum of its proper divisors (24016804).

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

23251004 is a wasteful number, since it uses less digits than its factorization.

23251004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13685 (or 13683 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 23251004 is about 4821.9294893227. The cubic root of 23251004 is about 285.4174819259.

Adding to 23251004 its reverse (40015232), we get a palindrome (63266236).

The spelling of 23251004 in words is "twenty-three million, two hundred fifty-one thousand, four".