576505674 has 120 divisors (see below), whose sum is σ = 1388496780. Its totient is φ = 178536960.

The previous prime is 576505669. The next prime is 576505681. The reversal of 576505674 is 476505675.

576505674 is a `hidden beast` number, since 5 + 76 + 505 + 6 + 74 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 40259025 + 536246649 = 6345^2 + 23157^2 .

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 7897302 + ... + 7897374.

Almost surely, 2^576505674 is an apocalyptic number.

576505674 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 576505674, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (694248390).

576505674 is an abundant number, since it is smaller than the sum of its proper divisors (811991106).

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

576505674 is a wasteful number, since it uses less digits than its factorization.

576505674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198 (or 148 counting only the distinct ones).

The product of its (nonzero) digits is 882000, while the sum is 45.

The square root of 576505674 is about 24010.5325638562. The cubic root of 576505674 is about 832.2769404824.

Subtracting from 576505674 its reverse (476505675), we obtain a palindrome (99999999).

The spelling of 576505674 in words is "five hundred seventy-six million, five hundred five thousand, six hundred seventy-four".