523340412 has 48 divisors (see below), whose sum is σ = 1397125632. Its totient is φ = 149359680.

The previous prime is 523340407. The next prime is 523340429. The reversal of 523340412 is 214043325.

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, 86362 + ... + 92222.

It is an arithmetic number, because the mean of its divisors is an integer number (29106784).

Almost surely, 2^523340412 is an apocalyptic number.

It is an amenable number.

523340412 is an abundant number, since it is smaller than the sum of its proper divisors (873785220).

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

523340412 is a wasteful number, since it uses less digits than its factorization.

523340412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6938 (or 6936 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 523340412 is about 22876.6346301199. The cubic root of 523340412 is about 805.8633854826.

Adding to 523340412 its reverse (214043325), we get a palindrome (737383737).

The spelling of 523340412 in words is "five hundred twenty-three million, three hundred forty thousand, four hundred twelve".