479121442 has 16 divisors (see below), whose sum is σ = 757368000. Its totient is φ = 226694160.

The previous prime is 479121439. The next prime is 479121457. The reversal of 479121442 is 244121974.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 479121398 and 479121407.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29059 + ... + 42457.

It is an arithmetic number, because the mean of its divisors is an integer number (47335500).

Almost surely, 2^479121442 is an apocalyptic number.

479121442 is a deficient number, since it is larger than the sum of its proper divisors (278246558).

479121442 is a wasteful number, since it uses less digits than its factorization.

479121442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14361.

The product of its digits is 16128, while the sum is 34.

The square root of 479121442 is about 21888.8428657159. The cubic root of 479121442 is about 782.4955367260.

The spelling of 479121442 in words is "four hundred seventy-nine million, one hundred twenty-one thousand, four hundred forty-two".