63862416 has 30 divisors (see below), whose sum is σ = 178726470. Its totient is φ = 21287424.

The previous prime is 63862399. The next prime is 63862417. The reversal of 63862416 is 61426836.

63862416 is a `hidden beast` number, since 638 + 6 + 2 + 4 + 16 = 666.

It can be written as a sum of positive squares in only one way, i.e., 50466816 + 13395600 = 7104^2 + 3660^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63862417) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 221601 + ... + 221888.

It is an arithmetic number, because the mean of its divisors is an integer number (5957549).

Almost surely, 2^63862416 is an apocalyptic number.

It is an amenable number.

63862416 is an abundant number, since it is smaller than the sum of its proper divisors (114864054).

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

63862416 is a wasteful number, since it uses less digits than its factorization.

63862416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443503 (or 443494 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 63862416 is about 7991.3963736008. The cubic root of 63862416 is about 399.7131610243.

The spelling of 63862416 in words is "sixty-three million, eight hundred sixty-two thousand, four hundred sixteen".