23206004 has 6 divisors (see below), whose sum is σ = 40610514. Its totient is φ = 11603000.

The previous prime is 23205977. The next prime is 23206021. The reversal of 23206004 is 40060232.

It can be written as a sum of positive squares in only one way, i.e., 22848400 + 357604 = 4780^2 + 598^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2900747 + ... + 2900754.

It is an arithmetic number, because the mean of its divisors is an integer number (6768419).

Almost surely, 2^23206004 is an apocalyptic number.

It is an amenable number.

23206004 is a deficient number, since it is larger than the sum of its proper divisors (17404510).

23206004 is a wasteful number, since it uses less digits than its factorization.

23206004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5801505 (or 5801503 counting only the distinct ones).

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

The square root of 23206004 is about 4817.2610475248. The cubic root of 23206004 is about 285.2332306485.

Adding to 23206004 its reverse (40060232), we get a palindrome (63266236).

The spelling of 23206004 in words is "twenty-three million, two hundred six thousand, four".