523255412 has 6 divisors (see below), whose sum is σ = 915696978. Its totient is φ = 261627704.

The previous prime is 523255399. The next prime is 523255429. The reversal of 523255412 is 214552325.

It can be written as a sum of positive squares in only one way, i.e., 482856676 + 40398736 = 21974^2 + 6356^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65406923 + ... + 65406930.

It is an arithmetic number, because the mean of its divisors is an integer number (152616163).

Almost surely, 2^523255412 is an apocalyptic number.

It is an amenable number.

523255412 is a deficient number, since it is larger than the sum of its proper divisors (392441566).

523255412 is a wasteful number, since it uses less digits than its factorization.

523255412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130813857 (or 130813855 counting only the distinct ones).

The product of its digits is 12000, while the sum is 29.

The square root of 523255412 is about 22874.7767639380. The cubic root of 523255412 is about 805.8197541641.

The spelling of 523255412 in words is "five hundred twenty-three million, two hundred fifty-five thousand, four hundred twelve".