36722020 has 24 divisors (see below), whose sum is σ = 77341824. Its totient is φ = 14645856.

The previous prime is 36722009. The next prime is 36722027. The reversal of 36722020 is 2022763.

It is a junction number, because it is equal to n+sod(n) for n = 36721982 and 36722000.

It is not an unprimeable number, because it can be changed into a prime (36722027) 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, 4839 + ... + 9841.

It is an arithmetic number, because the mean of its divisors is an integer number (3222576).

Almost surely, 2^36722020 is an apocalyptic number.

It is an amenable number.

36722020 is an abundant number, since it is smaller than the sum of its proper divisors (40619804).

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

36722020 is a wasteful number, since it uses less digits than its factorization.

36722020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5379 (or 5377 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 36722020 is about 6059.8696355615. The cubic root of 36722020 is about 332.3855901245.

Adding to 36722020 its reverse (2022763), we get a palindrome (38744783).

The spelling of 36722020 in words is "thirty-six million, seven hundred twenty-two thousand, twenty".