63431146 has 8 divisors (see below), whose sum is σ = 98216064. Its totient is φ = 30692460.

The previous prime is 63431107. The next prime is 63431161. The reversal of 63431146 is 64113436.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 511480 + ... + 511603.

It is an arithmetic number, because the mean of its divisors is an integer number (12277008).

Almost surely, 2^63431146 is an apocalyptic number.

63431146 is a deficient number, since it is larger than the sum of its proper divisors (34784918).

63431146 is a wasteful number, since it uses less digits than its factorization.

63431146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1023116.

The product of its digits is 5184, while the sum is 28.

The square root of 63431146 is about 7964.3672692813. The cubic root of 63431146 is about 398.8113588292.

The spelling of 63431146 in words is "sixty-three million, four hundred thirty-one thousand, one hundred forty-six".