63017772 has 12 divisors (see below), whose sum is σ = 147041496. Its totient is φ = 21005920.

The previous prime is 63017767. The next prime is 63017791. The reversal of 63017772 is 27771036.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

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, 2625729 + ... + 2625752.

It is an arithmetic number, because the mean of its divisors is an integer number (12253458).

Almost surely, 2^63017772 is an apocalyptic number.

It is an amenable number.

63017772 is an abundant number, since it is smaller than the sum of its proper divisors (84023724).

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

63017772 is a wasteful number, since it uses less digits than its factorization.

63017772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5251488 (or 5251486 counting only the distinct ones).

The product of its (nonzero) digits is 12348, while the sum is 33.

The square root of 63017772 is about 7938.3733850204. The cubic root of 63017772 is about 397.9431330416.

The spelling of 63017772 in words is "sixty-three million, seventeen thousand, seven hundred seventy-two".