63332020 has 24 divisors (see below), whose sum is σ = 133820064. Its totient is φ = 25176096.

The previous prime is 63331999. The next prime is 63332023. The reversal of 63332020 is 2023336.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63332023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6454 + ... + 12973.

It is an arithmetic number, because the mean of its divisors is an integer number (5575836).

Almost surely, 2^63332020 is an apocalyptic number.

It is an amenable number.

63332020 is an abundant number, since it is smaller than the sum of its proper divisors (70488044).

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

63332020 is a wasteful number, since it uses less digits than its factorization.

63332020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19599 (or 19597 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 63332020 is about 7958.1417428945. The cubic root of 63332020 is about 398.6035051794.

Adding to 63332020 its reverse (2023336), we get a palindrome (65355356).

The spelling of 63332020 in words is "sixty-three million, three hundred thirty-two thousand, twenty".