573136040 has 32 divisors (see below), whose sum is σ = 1296119880. Its totient is φ = 228087552.

The previous prime is 573136037. The next prime is 573136049. The reversal of 573136040 is 40631375.

It can be written as a sum of positive squares in 4 ways, for example, as 566344804 + 6791236 = 23798^2 + 2606^2 .

It is a junction number, because it is equal to n+sod(n) for n = 573135994 and 573136012.

It is not an unprimeable number, because it can be changed into a prime (573136049) 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, 28487 + ... + 44246.

Almost surely, 2^573136040 is an apocalyptic number.

It is an amenable number.

573136040 is an abundant number, since it is smaller than the sum of its proper divisors (722983840).

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

573136040 is a wasteful number, since it uses less digits than its factorization.

573136040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72941 (or 72937 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 573136040 is about 23940.2598147973. The cubic root of 573136040 is about 830.6522380802.

The spelling of 573136040 in words is "five hundred seventy-three million, one hundred thirty-six thousand, forty".