476461840 has 20 divisors (see below), whose sum is σ = 1107773964. Its totient is φ = 190584704.

The previous prime is 476461831. The next prime is 476461871. The reversal of 476461840 is 48164674.

It can be written as a sum of positive squares in 2 ways, for example, as 171191056 + 305270784 = 13084^2 + 17472^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 476461793 and 476461802.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2977807 + ... + 2977966.

Almost surely, 2^476461840 is an apocalyptic number.

476461840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

476461840 is an abundant number, since it is smaller than the sum of its proper divisors (631312124).

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

476461840 is a wasteful number, since it uses less digits than its factorization.

476461840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5955786 (or 5955780 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 40.

The square root of 476461840 is about 21828.0058640271. The cubic root of 476461840 is about 781.0449724169.

The spelling of 476461840 in words is "four hundred seventy-six million, four hundred sixty-one thousand, eight hundred forty".