2585479474 has 8 divisors (see below), whose sum is σ = 3943951920. Its totient is φ = 1270828836.

The previous prime is 2585479469. The next prime is 2585479483. The reversal of 2585479474 is 4749745852.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2585479474² = 13369408220950633352, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10955304 + ... + 10955539.

It is an arithmetic number, because the mean of its divisors is an integer number (492993990).

Almost surely, 2^2585479474 is an apocalyptic number.

2585479474 is a deficient number, since it is larger than the sum of its proper divisors (1358472446).

2585479474 is a wasteful number, since it uses less digits than its factorization.

2585479474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21910904.

The product of its digits is 11289600, while the sum is 55.

The square root of 2585479474 is about 50847.6103076634. The cubic root of 2585479474 is about 1372.5042505146.

The spelling of 2585479474 in words is "two billion, five hundred eighty-five million, four hundred seventy-nine thousand, four hundred seventy-four".