477945490 has 16 divisors (see below), whose sum is σ = 938511360. Its totient is φ = 173798320.

The previous prime is 477945421. The next prime is 477945511. The reversal of 477945490 is 94549774.

It is a super-2 number, since 2×477945490² = 456863782822680200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2172370 + ... + 2172589.

It is an arithmetic number, because the mean of its divisors is an integer number (58656960).

Almost surely, 2^477945490 is an apocalyptic number.

477945490 is a deficient number, since it is larger than the sum of its proper divisors (460565870).

477945490 is a wasteful number, since it uses less digits than its factorization.

477945490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4344977.

The product of its (nonzero) digits is 1270080, while the sum is 49.

The square root of 477945490 is about 21861.9644588495. The cubic root of 477945490 is about 781.8548285713.

The spelling of 477945490 in words is "four hundred seventy-seven million, nine hundred forty-five thousand, four hundred ninety".