63070992 has 60 divisors (see below), whose sum is σ = 180286080. Its totient is φ = 20574144.

The previous prime is 63070939. The next prime is 63070999. The reversal of 63070992 is 29907036.

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

It is not an unprimeable number, because it can be changed into a prime (63070999) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2109 + ... + 11427.

It is an arithmetic number, because the mean of its divisors is an integer number (3004768).

Almost surely, 2^63070992 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 63070992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90143040).

63070992 is an abundant number, since it is smaller than the sum of its proper divisors (117215088).

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

63070992 is a wasteful number, since it uses less digits than its factorization.

63070992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9380 (or 9371 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 36.

The square root of 63070992 is about 7941.7247497002. The cubic root of 63070992 is about 398.0551256523.

The spelling of 63070992 in words is "sixty-three million, seventy thousand, nine hundred ninety-two".