2219901164 has 24 divisors (see below), whose sum is σ = 4327926960. Its totient is φ = 989239104.

The previous prime is 2219901149. The next prime is 2219901169. The reversal of 2219901164 is 4611099122.

It is a super-2 number, since 2×2219901164² = 9855922355857109792, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2219901169) 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, 734534 + ... + 737549.

It is an arithmetic number, because the mean of its divisors is an integer number (180330290).

Almost surely, 2^2219901164 is an apocalyptic number.

It is an amenable number.

2219901164 is a deficient number, since it is larger than the sum of its proper divisors (2108025796).

2219901164 is a wasteful number, since it uses less digits than its factorization.

2219901164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1472129 (or 1472127 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 35.

The square root of 2219901164 is about 47115.8271072471. The cubic root of 2219901164 is about 1304.5013903318.

The spelling of 2219901164 in words is "two billion, two hundred nineteen million, nine hundred one thousand, one hundred sixty-four".