247334404 has 12 divisors (see below), whose sum is σ = 432961228. Its totient is φ = 123631200.

The previous prime is 247334371. The next prime is 247334413. The reversal of 247334404 is 404433742.

It can be written as a sum of positive squares in 2 ways, for example, as 58216900 + 189117504 = 7630^2 + 13752^2 .

It is a super-2 number, since 2×247334404² = 122348614804070432, which contains 22 as substring.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11794 + ... + 25174.

Almost surely, 2^247334404 is an apocalyptic number.

It is an amenable number.

247334404 is a deficient number, since it is larger than the sum of its proper divisors (185626824).

247334404 is a wasteful number, since it uses less digits than its factorization.

247334404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18006 (or 18004 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 31.

The square root of 247334404 is about 15726.8688555605. The cubic root of 247334404 is about 627.7135595806.

The spelling of 247334404 in words is "two hundred forty-seven million, three hundred thirty-four thousand, four hundred four".