461319778 has 16 divisors (see below), whose sum is σ = 700477344. Its totient is φ = 227836800.

The previous prime is 461319739. The next prime is 461319797. The reversal of 461319778 is 877913164.

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, 111853 + ... + 115903.

It is an arithmetic number, because the mean of its divisors is an integer number (43779834).

Almost surely, 2^461319778 is an apocalyptic number.

461319778 is a deficient number, since it is larger than the sum of its proper divisors (239157566).

461319778 is a wasteful number, since it uses less digits than its factorization.

461319778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4737.

The product of its digits is 254016, while the sum is 46.

The square root of 461319778 is about 21478.3560357864. The cubic root of 461319778 is about 772.6818153056.

The spelling of 461319778 in words is "four hundred sixty-one million, three hundred nineteen thousand, seven hundred seventy-eight".