247422412 has 6 divisors (see below), whose sum is σ = 432989228. Its totient is φ = 123711204.

The previous prime is 247422401. The next prime is 247422443. The reversal of 247422412 is 214224742.

It is a super-2 number, since 2×247422412² = 122435699919795488, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30927798 + ... + 30927805.

Almost surely, 2^247422412 is an apocalyptic number.

It is an amenable number.

247422412 is a deficient number, since it is larger than the sum of its proper divisors (185566816).

247422412 is a wasteful number, since it uses less digits than its factorization.

247422412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61855607 (or 61855605 counting only the distinct ones).

The product of its digits is 7168, while the sum is 28.

The square root of 247422412 is about 15729.6666207520. Note that the first 4 decimals coincide. The cubic root of 247422412 is about 627.7880030101.

The spelling of 247422412 in words is "two hundred forty-seven million, four hundred twenty-two thousand, four hundred twelve".