247429324 has 12 divisors (see below), whose sum is σ = 455791000. Its totient is φ = 117203328.

The previous prime is 247429309. The next prime is 247429337. The reversal of 247429324 is 423924742.

It is a super-2 number, since 2×247429324² = 122442540750193952, which contains 22 as substring.

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, 1627749 + ... + 1627900.

Almost surely, 2^247429324 is an apocalyptic number.

It is an amenable number.

247429324 is a deficient number, since it is larger than the sum of its proper divisors (208361676).

247429324 is a wasteful number, since it uses less digits than its factorization.

247429324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3255672 (or 3255670 counting only the distinct ones).

The product of its digits is 96768, while the sum is 37.

The square root of 247429324 is about 15729.8863314393. The cubic root of 247429324 is about 627.7938489239.

The spelling of 247429324 in words is "two hundred forty-seven million, four hundred twenty-nine thousand, three hundred twenty-four".