477489402 has 48 divisors (see below), whose sum is σ = 1135192968. Its totient is φ = 144144000.

The previous prime is 477489347. The next prime is 477489409. The reversal of 477489402 is 204984774.

It can be written as a sum of positive squares in 4 ways, for example, as 426381201 + 51108201 = 20649^2 + 7149^2 .

It is a super-2 number, since 2×477489402² = 455992258044635208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (477489409) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6849 + ... + 31652.

Almost surely, 2^477489402 is an apocalyptic number.

477489402 is an abundant number, since it is smaller than the sum of its proper divisors (657703566).

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

477489402 is a wasteful number, since it uses less digits than its factorization.

477489402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38575 (or 38572 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 45.

The square root of 477489402 is about 21851.5308845856. The cubic root of 477489402 is about 781.6060497868.

The spelling of 477489402 in words is "four hundred seventy-seven million, four hundred eighty-nine thousand, four hundred two".