2021775224 has 32 divisors (see below), whose sum is σ = 4333824000. Its totient is φ = 866185440.

The previous prime is 2021775211. The next prime is 2021775241. The reversal of 2021775224 is 4225771202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 303077 + ... + 309675.

It is an arithmetic number, because the mean of its divisors is an integer number (135432000).

Almost surely, 2^2021775224 is an apocalyptic number.

It is an amenable number.

2021775224 is an abundant number, since it is smaller than the sum of its proper divisors (2312048776).

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

2021775224 is a wasteful number, since it uses less digits than its factorization.

2021775224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12083 (or 12079 counting only the distinct ones).

The product of its (nonzero) digits is 15680, while the sum is 32.

The square root of 2021775224 is about 44964.1548791924. The cubic root of 2021775224 is about 1264.4770654877.

The spelling of 2021775224 in words is "two billion, twenty-one million, seven hundred seventy-five thousand, two hundred twenty-four".