63976146 has 32 divisors (see below), whose sum is σ = 142551360. Its totient is φ = 19005504.

The previous prime is 63976139. The next prime is 63976147. The reversal of 63976146 is 64167936.

It is a junction number, because it is equal to n+sod(n) for n = 63976098 and 63976107.

It is not an unprimeable number, because it can be changed into a prime (63976147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11880 + ... + 16403.

It is an arithmetic number, because the mean of its divisors is an integer number (4454730).

Almost surely, 2^63976146 is an apocalyptic number.

63976146 is an abundant number, since it is smaller than the sum of its proper divisors (78575214).

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

63976146 is a wasteful number, since it uses less digits than its factorization.

63976146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28330.

The product of its digits is 163296, while the sum is 42.

The square root of 63976146 is about 7998.5089860548. The cubic root of 63976146 is about 399.9502979912.

The spelling of 63976146 in words is "sixty-three million, nine hundred seventy-six thousand, one hundred forty-six".