63597420 has 48 divisors (see below), whose sum is σ = 197860320. Its totient is φ = 16959168.

The previous prime is 63597419. The next prime is 63597421. The reversal of 63597420 is 2479536.

63597420 is a `hidden beast` number, since 63 + 597 + 4 + 2 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (63597419) and next prime (63597421).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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 (63597421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58347 + ... + 59426.

It is an arithmetic number, because the mean of its divisors is an integer number (4122090).

Almost surely, 2^63597420 is an apocalyptic number.

63597420 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

63597420 is an abundant number, since it is smaller than the sum of its proper divisors (134262900).

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

63597420 is a wasteful number, since it uses less digits than its factorization.

63597420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117791 (or 117783 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 63597420 is about 7974.7990570296. The cubic root of 63597420 is about 399.1595269160.

The spelling of 63597420 in words is "sixty-three million, five hundred ninety-seven thousand, four hundred twenty".