477538890 has 64 divisors (see below), whose sum is σ = 1179988992. Its totient is φ = 123609600.

The previous prime is 477538883. The next prime is 477538921. The reversal of 477538890 is 98835774.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 273420 + ... + 275160.

It is an arithmetic number, because the mean of its divisors is an integer number (18437328).

Almost surely, 2^477538890 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 477538890, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (589994496).

477538890 is an abundant number, since it is smaller than the sum of its proper divisors (702450102).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

477538890 is a wasteful number, since it uses less digits than its factorization.

477538890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2015.

The product of its (nonzero) digits is 1693440, while the sum is 51.

The square root of 477538890 is about 21852.6632244219. The cubic root of 477538890 is about 781.6330512824.

The spelling of 477538890 in words is "four hundred seventy-seven million, five hundred thirty-eight thousand, eight hundred ninety".