523770940 has 48 divisors (see below), whose sum is σ = 1371331584. Its totient is φ = 163252800.

The previous prime is 523770937. The next prime is 523770977. The reversal of 523770940 is 49077325.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 523770940.

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, 168516 + ... + 171595.

It is an arithmetic number, because the mean of its divisors is an integer number (28569408).

Almost surely, 2^523770940 is an apocalyptic number.

It is an amenable number.

523770940 is an abundant number, since it is smaller than the sum of its proper divisors (847560644).

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

523770940 is a wasteful number, since it uses less digits than its factorization.

523770940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340138 (or 340136 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 37.

The square root of 523770940 is about 22886.0424713405. The cubic root of 523770940 is about 806.0843071161.

The spelling of 523770940 in words is "five hundred twenty-three million, seven hundred seventy thousand, nine hundred forty".