574650640 has 40 divisors (see below), whose sum is σ = 1343818008. Its totient is φ = 228526080.

The previous prime is 574650617. The next prime is 574650647. The reversal of 574650640 is 46056475.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 273836304 + 300814336 = 16548^2 + 17344^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 574650640.

It is not an unprimeable number, because it can be changed into a prime (574650647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6921 + ... + 34600.

Almost surely, 2^574650640 is an apocalyptic number.

It is an amenable number.

574650640 is an abundant number, since it is smaller than the sum of its proper divisors (769167368).

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

574650640 is a wasteful number, since it uses less digits than its factorization.

574650640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41707 (or 41701 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 37.

The square root of 574650640 is about 23971.8718501497. The cubic root of 574650640 is about 831.3833031737.

The spelling of 574650640 in words is "five hundred seventy-four million, six hundred fifty thousand, six hundred forty".