247364304 has 40 divisors (see below), whose sum is σ = 697119072. Its totient is φ = 74958720.

The previous prime is 247364281. The next prime is 247364309. The reversal of 247364304 is 403463742.

It is a super-2 number, since 2×247364304² = 122378197786808832, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (247364309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 233719 + ... + 234774.

Almost surely, 2^247364304 is an apocalyptic number.

247364304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

247364304 is an abundant number, since it is smaller than the sum of its proper divisors (449754768).

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

247364304 is a wasteful number, since it uses less digits than its factorization.

247364304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468515 (or 468509 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 33.

The square root of 247364304 is about 15727.8194292788. The cubic root of 247364304 is about 627.7388531088.

The spelling of 247364304 in words is "two hundred forty-seven million, three hundred sixty-four thousand, three hundred four".