461338438 has 16 divisors (see below), whose sum is σ = 780950160. Its totient is φ = 202468000.

The previous prime is 461338399. The next prime is 461338481. The reversal of 461338438 is 834833164.

It is a self number, because there is not a number n which added to its sum of digits gives 461338438.

It is a congruent number.

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, 360913 + ... + 362188.

It is an arithmetic number, because the mean of its divisors is an integer number (48809385).

Almost surely, 2^461338438 is an apocalyptic number.

461338438 is a deficient number, since it is larger than the sum of its proper divisors (319611722).

461338438 is a wasteful number, since it uses less digits than its factorization.

461338438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 723143.

The product of its digits is 165888, while the sum is 40.

The square root of 461338438 is about 21478.7904221816. The cubic root of 461338438 is about 772.6922332766.

The spelling of 461338438 in words is "four hundred sixty-one million, three hundred thirty-eight thousand, four hundred thirty-eight".