247476422 has 8 divisors (see below), whose sum is σ = 371323656. Its totient is φ = 123701872.

The previous prime is 247476409. The next prime is 247476433. The reversal of 247476422 is 224674742.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×247476422² = 122489158891844168, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8663 + ... + 23874.

It is an arithmetic number, because the mean of its divisors is an integer number (46415457).

Almost surely, 2^247476422 is an apocalyptic number.

247476422 is a deficient number, since it is larger than the sum of its proper divisors (123847234).

247476422 is a wasteful number, since it uses less digits than its factorization.

247476422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36342.

The product of its digits is 150528, while the sum is 38.

The square root of 247476422 is about 15731.3833466736. The cubic root of 247476422 is about 627.8336797712.

The spelling of 247476422 in words is "two hundred forty-seven million, four hundred seventy-six thousand, four hundred twenty-two".