247533332 has 12 divisors (see below), whose sum is σ = 437158260. Its totient is φ = 122630976.

The previous prime is 247533331. The next prime is 247533347. The reversal of 247533332 is 233335742.

It can be written as a sum of positive squares in 2 ways, for example, as 83795716 + 163737616 = 9154^2 + 12796^2 .

It is a super-2 number, since 2×247533332² = 122545500902044448, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (247533331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 283433 + ... + 284304.

It is an arithmetic number, because the mean of its divisors is an integer number (36429855).

Almost surely, 2^247533332 is an apocalyptic number.

It is an amenable number.

247533332 is a deficient number, since it is larger than the sum of its proper divisors (189624928).

247533332 is a wasteful number, since it uses less digits than its factorization.

247533332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567850 (or 567848 counting only the distinct ones).

The product of its digits is 45360, while the sum is 32.

The square root of 247533332 is about 15733.1920473882. The cubic root of 247533332 is about 627.8818018992.

The spelling of 247533332 in words is "two hundred forty-seven million, five hundred thirty-three thousand, three hundred thirty-two".