245604664 has 16 divisors (see below), whose sum is σ = 461608920. Its totient is φ = 122508960.

The previous prime is 245604643. The next prime is 245604673. The reversal of 245604664 is 466406542.

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, 33094 + ... + 39829.

Almost surely, 2^245604664 is an apocalyptic number.

It is an amenable number.

245604664 is a deficient number, since it is larger than the sum of its proper divisors (216004256).

245604664 is a wasteful number, since it uses less digits than its factorization.

245604664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73350 (or 73346 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 37.

The square root of 245604664 is about 15671.7792225388. The cubic root of 245604664 is about 626.2468243126.

The spelling of 245604664 in words is "two hundred forty-five million, six hundred four thousand, six hundred sixty-four".