461747479 has 4 divisors (see below), whose sum is σ = 466062984. Its totient is φ = 457431976.

The previous prime is 461747477. The next prime is 461747527. The reversal of 461747479 is 974747164.

It is a happy number.

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 461747479 - 2¹ = 461747477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461747477) 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, 2157592 + ... + 2157805.

It is an arithmetic number, because the mean of its divisors is an integer number (116515746).

Almost surely, 2^461747479 is an apocalyptic number.

461747479 is a deficient number, since it is larger than the sum of its proper divisors (4315505).

461747479 is a wasteful number, since it uses less digits than its factorization.

461747479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4315504.

The product of its digits is 1185408, while the sum is 49.

The square root of 461747479 is about 21488.3102872236. The cubic root of 461747479 is about 772.9205323679.

The spelling of 461747479 in words is "four hundred sixty-one million, seven hundred forty-seven thousand, four hundred seventy-nine".