63076840 has 16 divisors (see below), whose sum is σ = 141922980. Its totient is φ = 25230720.

The previous prime is 63076801. The next prime is 63076861. The reversal of 63076840 is 4867036.

It can be written as a sum of positive squares in 2 ways, for example, as 60808804 + 2268036 = 7798^2 + 1506^2 .

It is a junction number, because it is equal to n+sod(n) for n = 63076796 and 63076805.

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, 788421 + ... + 788500.

Almost surely, 2^63076840 is an apocalyptic number.

It is an amenable number.

63076840 is an abundant number, since it is smaller than the sum of its proper divisors (78846140).

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

63076840 is a wasteful number, since it uses less digits than its factorization.

63076840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1576932 (or 1576928 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 63076840 is about 7942.0929231532. The cubic root of 63076840 is about 398.0674279503.

The spelling of 63076840 in words is "sixty-three million, seventy-six thousand, eight hundred forty".