2022359581 has 4 divisors (see below), whose sum is σ = 2206210464. Its totient is φ = 1838508700.

The previous prime is 2022359551. The next prime is 2022359597. The reversal of 2022359581 is 1859532202.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2022359581 - 2¹⁹ = 2021835293 is a prime.

It is a super-2 number, since 2×2022359581² = 8179876549724991122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2022359581.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022359551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91925425 + ... + 91925446.

It is an arithmetic number, because the mean of its divisors is an integer number (551552616).

Almost surely, 2^2022359581 is an apocalyptic number.

It is an amenable number.

2022359581 is a deficient number, since it is larger than the sum of its proper divisors (183850883).

2022359581 is a wasteful number, since it uses less digits than its factorization.

2022359581 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183850882.

The product of its (nonzero) digits is 43200, while the sum is 37.

The square root of 2022359581 is about 44970.6524413422. The cubic root of 2022359581 is about 1264.5988783774.

The spelling of 2022359581 in words is "two billion, twenty-two million, three hundred fifty-nine thousand, five hundred eighty-one".