634286472 has 16 divisors (see below), whose sum is σ = 1585716240. Its totient is φ = 211428816.

The previous prime is 634286461. The next prime is 634286501. The reversal of 634286472 is 274682436.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13214278 + ... + 13214325.

It is an arithmetic number, because the mean of its divisors is an integer number (99107265).

Almost surely, 2^634286472 is an apocalyptic number.

It is an amenable number.

634286472 is an abundant number, since it is smaller than the sum of its proper divisors (951429768).

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

634286472 is a wasteful number, since it uses less digits than its factorization.

634286472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26428612 (or 26428608 counting only the distinct ones).

The product of its digits is 387072, while the sum is 42.

The square root of 634286472 is about 25185.0446098473. The cubic root of 634286472 is about 859.2017435091.

The spelling of 634286472 in words is "six hundred thirty-four million, two hundred eighty-six thousand, four hundred seventy-two".