264245004 has 42 divisors (see below), whose sum is σ = 693333620. Its totient is φ = 88080696.

The previous prime is 264244993. The next prime is 264245021. The reversal of 264245004 is 400542462.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a zygodrome in base 2.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 42394 + ... + 48225.

Almost surely, 2^264245004 is an apocalyptic number.

It is an amenable number.

264245004 is an abundant number, since it is smaller than the sum of its proper divisors (429088616).

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

264245004 is an equidigital number, since it uses as much as digits as its factorization.

264245004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90641 (or 90624 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 264245004 is about 16255.6145377528. The cubic root of 264245004 is about 641.7052538179.

Adding to 264245004 its reverse (400542462), we get a palindrome (664787466).

The spelling of 264245004 in words is "two hundred sixty-four million, two hundred forty-five thousand, four".