475739090 has 16 divisors (see below), whose sum is σ = 862004160. Its totient is φ = 189034800.

The previous prime is 475739083. The next prime is 475739141. The reversal of 475739090 is 90937574.

It is a happy number.

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, 156020 + ... + 159039.

It is an arithmetic number, because the mean of its divisors is an integer number (53875260).

Almost surely, 2^475739090 is an apocalyptic number.

475739090 is a deficient number, since it is larger than the sum of its proper divisors (386265070).

475739090 is a wasteful number, since it uses less digits than its factorization.

475739090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315217.

The product of its (nonzero) digits is 238140, while the sum is 44.

The square root of 475739090 is about 21811.4440145535. Note that the first 3 decimals coincide. The cubic root of 475739090 is about 780.6498474357.

The spelling of 475739090 in words is "four hundred seventy-five million, seven hundred thirty-nine thousand, ninety".