472774394 has 8 divisors (see below), whose sum is σ = 718138560. Its totient is φ = 233394876.

The previous prime is 472774387. The next prime is 472774417. The reversal of 472774394 is 493477274.

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

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 in 3 ways as a sum of consecutive naturals, for example, 1495964 + ... + 1496279.

It is an arithmetic number, because the mean of its divisors is an integer number (89767320).

Almost surely, 2^472774394 is an apocalyptic number.

472774394 is a deficient number, since it is larger than the sum of its proper divisors (245364166).

472774394 is a wasteful number, since it uses less digits than its factorization.

472774394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2992324.

The product of its digits is 1185408, while the sum is 47.

The square root of 472774394 is about 21743.3758648467. The cubic root of 472774394 is about 779.0248574481.

The spelling of 472774394 in words is "four hundred seventy-two million, seven hundred seventy-four thousand, three hundred ninety-four".