523222402 has 32 divisors (see below), whose sum is σ = 852493824. Its totient is φ = 240278400.

The previous prime is 523222373. The next prime is 523222429. The reversal of 523222402 is 204222325.

It is a happy 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, 91273 + ... + 96835.

It is an arithmetic number, because the mean of its divisors is an integer number (26640432).

Almost surely, 2^523222402 is an apocalyptic number.

523222402 is a deficient number, since it is larger than the sum of its proper divisors (329271422).

523222402 is a wasteful number, since it uses less digits than its factorization.

523222402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5674.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 523222402 is about 22874.0552154619. The cubic root of 523222402 is about 805.8028085395.

Adding to 523222402 its reverse (204222325), we get a palindrome (727444727).

The spelling of 523222402 in words is "five hundred twenty-three million, two hundred twenty-two thousand, four hundred two".