2202985645 has 32 divisors (see below), whose sum is σ = 3093820416. Its totient is φ = 1474502400.

The previous prime is 2202985621. The next prime is 2202985663. The reversal of 2202985645 is 5465892022.

2202985645 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2202985645 - 2⁹ = 2202985133 is a prime.

It is a super-3 number, since 3×2202985645³ (a number of 29 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 690955 + ... + 694135.

It is an arithmetic number, because the mean of its divisors is an integer number (96681888).

Almost surely, 2^2202985645 is an apocalyptic number.

It is an amenable number.

2202985645 is a deficient number, since it is larger than the sum of its proper divisors (890834771).

2202985645 is a wasteful number, since it uses less digits than its factorization.

2202985645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3661.

The product of its (nonzero) digits is 345600, while the sum is 43.

The square root of 2202985645 is about 46935.9738899706. The cubic root of 2202985645 is about 1301.1795300441.

The spelling of 2202985645 in words is "two billion, two hundred two million, nine hundred eighty-five thousand, six hundred forty-five".