36220020 has 24 divisors (see below), whose sum is σ = 101416224. Its totient is φ = 9658656.

The previous prime is 36220007. The next prime is 36220069. The reversal of 36220020 is 2002263.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 301774 + ... + 301893.

It is an arithmetic number, because the mean of its divisors is an integer number (4225676).

Almost surely, 2^36220020 is an apocalyptic number.

36220020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

36220020 is an abundant number, since it is smaller than the sum of its proper divisors (65196204).

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

36220020 is a wasteful number, since it uses less digits than its factorization.

36220020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603679 (or 603677 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 36220020 is about 6018.3070709295. The cubic root of 36220020 is about 330.8640350899.

Adding to 36220020 its reverse (2002263), we get a palindrome (38222283).

The spelling of 36220020 in words is "thirty-six million, two hundred twenty thousand, twenty".