63920598 has 48 divisors (see below), whose sum is σ = 156553920. Its totient is φ = 17300304.

The previous prime is 63920581. The next prime is 63920609. The reversal of 63920598 is 89502936.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 136 + ... + 11307.

It is an arithmetic number, because the mean of its divisors is an integer number (3261540).

Almost surely, 2^63920598 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63920598, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78276960).

63920598 is an abundant number, since it is smaller than the sum of its proper divisors (92633322).

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

63920598 is a wasteful number, since it uses less digits than its factorization.

63920598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11481 (or 11474 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 42.

The square root of 63920598 is about 7995.0358348165. The cubic root of 63920598 is about 399.8345107093.

The spelling of 63920598 in words is "sixty-three million, nine hundred twenty thousand, five hundred ninety-eight".