545890474 has 16 divisors (see below), whose sum is σ = 835286400. Its totient is φ = 267512544.

The previous prime is 545890453. The next prime is 545890481. The reversal of 545890474 is 474098545.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9037 + ... + 34255.

It is an arithmetic number, because the mean of its divisors is an integer number (52205400).

Almost surely, 2^545890474 is an apocalyptic number.

545890474 is a deficient number, since it is larger than the sum of its proper divisors (289395926).

545890474 is a wasteful number, since it uses less digits than its factorization.

545890474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25437.

The product of its (nonzero) digits is 806400, while the sum is 46.

The square root of 545890474 is about 23364.2991335071. The cubic root of 545890474 is about 817.2755475538.

The spelling of 545890474 in words is "five hundred forty-five million, eight hundred ninety thousand, four hundred seventy-four".