63256716 has 72 divisors (see below), whose sum is σ = 168071904. Its totient is φ = 20021760.

The previous prime is 63256703. The next prime is 63256723. The reversal of 63256716 is 61765236.

63256716 is a `hidden beast` number, since 632 + 5 + 6 + 7 + 16 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 199390 + ... + 199706.

It is an arithmetic number, because the mean of its divisors is an integer number (2334332).

Almost surely, 2^63256716 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63256716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84035952).

63256716 is an abundant number, since it is smaller than the sum of its proper divisors (104815188).

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

63256716 is a wasteful number, since it uses less digits than its factorization.

63256716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591 (or 586 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 63256716 is about 7953.4090803881. The cubic root of 63256716 is about 398.4454579910.

It can be divided in two parts, 6325 and 6716, that added together give a triangular number (13041 = T₁₆₁).

The spelling of 63256716 in words is "sixty-three million, two hundred fifty-six thousand, seven hundred sixteen".