272664474 has 8 divisors (see below), whose sum is σ = 545328960. Its totient is φ = 90888156.

The previous prime is 272664451. The next prime is 272664503. The reversal of 272664474 is 474466272.

It is a happy number.

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

272664474 is an admirable number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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, 22722034 + ... + 22722045.

It is an arithmetic number, because the mean of its divisors is an integer number (68166120).

Almost surely, 2^272664474 is an apocalyptic number.

272664474 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

272664474 is a wasteful number, since it uses less digits than its factorization.

272664474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45444084.

The product of its digits is 451584, while the sum is 42.

The square root of 272664474 is about 16512.5550415434. Note that the first 3 decimals coincide. The cubic root of 272664474 is about 648.4495385105.

The spelling of 272664474 in words is "two hundred seventy-two million, six hundred sixty-four thousand, four hundred seventy-four".