63723016 has 16 divisors (see below), whose sum is σ = 136549440. Its totient is φ = 27309840.

The previous prime is 63723007. The next prime is 63723031. The reversal of 63723016 is 61032736.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 568900 + ... + 569011.

It is an arithmetic number, because the mean of its divisors is an integer number (8534340).

Almost surely, 2^63723016 is an apocalyptic number.

It is an amenable number.

63723016 is an abundant number, since it is smaller than the sum of its proper divisors (72826424).

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

63723016 is a wasteful number, since it uses less digits than its factorization.

63723016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1137924 (or 1137920 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 63723016 is about 7982.6697288564. The cubic root of 63723016 is about 399.4221155259.

It can be divided in two parts, 637 and 23016, that added together give a triangular number (23653 = T₂₁₇).

The spelling of 63723016 in words is "sixty-three million, seven hundred twenty-three thousand, sixteen".