474752939 has 4 divisors (see below), whose sum is σ = 491123760. Its totient is φ = 458382120.

The previous prime is 474752923. The next prime is 474752947. The reversal of 474752939 is 939257474.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 939257474 = 2 ⋅469628737.

It is not a de Polignac number, because 474752939 - 2⁴ = 474752923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (474757939) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8185367 + ... + 8185424.

It is an arithmetic number, because the mean of its divisors is an integer number (122780940).

Almost surely, 2^474752939 is an apocalyptic number.

474752939 is a deficient number, since it is larger than the sum of its proper divisors (16370821).

474752939 is a wasteful number, since it uses less digits than its factorization.

474752939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16370820.

The product of its digits is 1905120, while the sum is 50.

The square root of 474752939 is about 21788.8260124312. The cubic root of 474752939 is about 780.1100759618.

The spelling of 474752939 in words is "four hundred seventy-four million, seven hundred fifty-two thousand, nine hundred thirty-nine".