247082012 has 12 divisors (see below), whose sum is σ = 457828560. Its totient is φ = 116273856.

The previous prime is 247081981. The next prime is 247082021. The reversal of 247082012 is 210280742.

247082012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×247082012² = 122099041307936288, which contains 22 as substring.

It is a congruent number.

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, 1816712 + ... + 1816847.

It is an arithmetic number, because the mean of its divisors is an integer number (38152380).

Almost surely, 2^247082012 is an apocalyptic number.

It is an amenable number.

247082012 is a deficient number, since it is larger than the sum of its proper divisors (210746548).

247082012 is a wasteful number, since it uses less digits than its factorization.

247082012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3633580 (or 3633578 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 26.

The square root of 247082012 is about 15718.8425782562. The cubic root of 247082012 is about 627.4999704767.

The spelling of 247082012 in words is "two hundred forty-seven million, eighty-two thousand, twelve".