2164793954 has 8 divisors (see below), whose sum is σ = 3251773020. Its totient is φ = 1080869616.

The previous prime is 2164793929. The next prime is 2164793963. The reversal of 2164793954 is 4593974612.

It can be written as a sum of positive squares in 2 ways, for example, as 1580460025 + 584333929 = 39755^2 + 24173^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 761909 + ... + 764744.

Almost surely, 2^2164793954 is an apocalyptic number.

2164793954 is a deficient number, since it is larger than the sum of its proper divisors (1086979066).

2164793954 is a wasteful number, since it uses less digits than its factorization.

2164793954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1527364.

The product of its digits is 1632960, while the sum is 50.

The square root of 2164793954 is about 46527.3463030077. The cubic root of 2164793954 is about 1293.6164278414.

The spelling of 2164793954 in words is "two billion, one hundred sixty-four million, seven hundred ninety-three thousand, nine hundred fifty-four".