247432012 has 6 divisors (see below), whose sum is σ = 433006028. Its totient is φ = 123716004.

The previous prime is 247431997. The next prime is 247432027. The reversal of 247432012 is 210234742.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (247431997) and next prime (247432027).

It is a super-2 number, since 2×247432012² = 122445201124736288, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30928998 + ... + 30929005.

Almost surely, 2^247432012 is an apocalyptic number.

It is an amenable number.

247432012 is a deficient number, since it is larger than the sum of its proper divisors (185574016).

247432012 is a wasteful number, since it uses less digits than its factorization.

247432012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61858007 (or 61858005 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 247432012 is about 15729.9717736555. The cubic root of 247432012 is about 627.7961223054.

Adding to 247432012 its reverse (210234742), we get a palindrome (457666754).

The spelling of 247432012 in words is "two hundred forty-seven million, four hundred thirty-two thousand, twelve".