461804479 has 4 divisors (see below), whose sum is σ = 462412080. Its totient is φ = 461196880.

The previous prime is 461804467. The next prime is 461804509. The reversal of 461804479 is 974408164.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 461804479 - 2⁹ = 461803967 is a prime.

It is a super-2 number, since 2×461804479² = 426526753648922882, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461805479) 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, 302659 + ... + 304180.

It is an arithmetic number, because the mean of its divisors is an integer number (115603020).

Almost surely, 2^461804479 is an apocalyptic number.

461804479 is a deficient number, since it is larger than the sum of its proper divisors (607601).

461804479 is an equidigital number, since it uses as much as digits as its factorization.

461804479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 607600.

The product of its (nonzero) digits is 193536, while the sum is 43.

The square root of 461804479 is about 21489.6365488112. The cubic root of 461804479 is about 772.9523352180.

The spelling of 461804479 in words is "four hundred sixty-one million, eight hundred four thousand, four hundred seventy-nine".