23249039 has 16 divisors (see below), whose sum is σ = 27095040. Its totient is φ = 19740000.

The previous prime is 23248957. The next prime is 23249041. The reversal of 23249039 is 93094232.

It is a cyclic number.

It is not a de Polignac number, because 23249039 - 2⁸ = 23248783 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23248996 and 23249014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23249059) 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 15 ways as a sum of consecutive naturals, for example, 8714 + ... + 11064.

It is an arithmetic number, because the mean of its divisors is an integer number (1693440).

Almost surely, 2^23249039 is an apocalyptic number.

23249039 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

23249039 is a deficient number, since it is larger than the sum of its proper divisors (3846001).

23249039 is a wasteful number, since it uses less digits than its factorization.

23249039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2422.

The product of its (nonzero) digits is 11664, while the sum is 32.

The square root of 23249039 is about 4821.7257284089. The cubic root of 23249039 is about 285.4094412530.

The spelling of 23249039 in words is "twenty-three million, two hundred forty-nine thousand, thirty-nine".