442677476 has 12 divisors (see below), whose sum is σ = 777901740. Its totient is φ = 220419840.

The previous prime is 442677463. The next prime is 442677491. The reversal of 442677476 is 674776244.

It can be written as a sum of positive squares in 2 ways, for example, as 174504100 + 268173376 = 13210^2 + 16376^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 442677476.

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, 228641 + ... + 230568.

It is an arithmetic number, because the mean of its divisors is an integer number (64825145).

Almost surely, 2^442677476 is an apocalyptic number.

It is an amenable number.

442677476 is a deficient number, since it is larger than the sum of its proper divisors (335224264).

442677476 is a wasteful number, since it uses less digits than its factorization.

442677476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459454 (or 459452 counting only the distinct ones).

The product of its digits is 1580544, while the sum is 47.

The square root of 442677476 is about 21039.9019959695. The cubic root of 442677476 is about 762.1301481782.

The spelling of 442677476 in words is "four hundred forty-two million, six hundred seventy-seven thousand, four hundred seventy-six".