418479477 has 16 divisors (see below), whose sum is σ = 601359360. Its totient is φ = 257326272.

The previous prime is 418479433. The next prime is 418479487. The reversal of 418479477 is 774974814.

It is not a de Polignac number, because 418479477 - 2¹² = 418475381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (418479487) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58924 + ... + 65642.

It is an arithmetic number, because the mean of its divisors is an integer number (37584960).

Almost surely, 2^418479477 is an apocalyptic number.

It is an amenable number.

418479477 is a deficient number, since it is larger than the sum of its proper divisors (182879883).

418479477 is a wasteful number, since it uses less digits than its factorization.

418479477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8332.

The product of its digits is 1580544, while the sum is 51.

The square root of 418479477 is about 20456.7709328721. The cubic root of 418479477 is about 747.9824155598.

The spelling of 418479477 in words is "four hundred eighteen million, four hundred seventy-nine thousand, four hundred seventy-seven".