2021850372 has 48 divisors (see below), whose sum is σ = 4752139392. Its totient is φ = 669043200.

The previous prime is 2021850367. The next prime is 2021850377. The reversal of 2021850372 is 2730581202.

It is an interprime number because it is at equal distance from previous prime (2021850367) and next prime (2021850377).

It is not an unprimeable number, because it can be changed into a prime (2021850377) 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, 1062622 + ... + 1064522.

It is an arithmetic number, because the mean of its divisors is an integer number (99002904).

Almost surely, 2^2021850372 is an apocalyptic number.

It is an amenable number.

2021850372 is an abundant number, since it is smaller than the sum of its proper divisors (2730289020).

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

2021850372 is a wasteful number, since it uses less digits than its factorization.

2021850372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2508 (or 2506 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 2021850372 is about 44964.9905148439. The cubic root of 2021850372 is about 1264.4927318757.

The spelling of 2021850372 in words is "two billion, twenty-one million, eight hundred fifty thousand, three hundred seventy-two".