573943380 has 48 divisors (see below), whose sum is σ = 1676916864. Its totient is φ = 146396800.

The previous prime is 573943369. The next prime is 573943397. The reversal of 573943380 is 83349375.

It is a happy number.

It is a super-2 number, since 2×573943380² = 658822006891648800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 206571 + ... + 209330.

It is an arithmetic number, because the mean of its divisors is an integer number (34935768).

Almost surely, 2^573943380 is an apocalyptic number.

It is an amenable number.

573943380 is an abundant number, since it is smaller than the sum of its proper divisors (1102973484).

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

573943380 is a wasteful number, since it uses less digits than its factorization.

573943380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415936 (or 415934 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 42.

The square root of 573943380 is about 23957.1154357114. The cubic root of 573943380 is about 831.0420839408.

The spelling of 573943380 in words is "five hundred seventy-three million, nine hundred forty-three thousand, three hundred eighty".