63313470 has 96 divisors (see below), whose sum is σ = 185462784. Its totient is φ = 14846400.

The previous prime is 63313447. The next prime is 63313499. The reversal of 63313470 is 7431336.

It is a happy number.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 29659 + ... + 31721.

It is an arithmetic number, because the mean of its divisors is an integer number (1931904).

Almost surely, 2^63313470 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63313470, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92731392).

63313470 is an abundant number, since it is smaller than the sum of its proper divisors (122149314).

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

63313470 is a wasteful number, since it uses less digits than its factorization.

63313470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2118 (or 2115 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 27.

The square root of 63313470 is about 7956.9761844560. The cubic root of 63313470 is about 398.5645842825.

It can be divided in two parts, 6331 and 3470, that added together give a square (9801 = 99²).

The spelling of 63313470 in words is "sixty-three million, three hundred thirteen thousand, four hundred seventy".