2798971622 has 4 divisors (see below), whose sum is σ = 4198457436. Its totient is φ = 1399485810.

The previous prime is 2798971607. The next prime is 2798971673. The reversal of 2798971622 is 2261798972.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×2798971622² = 15668484281522621768, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 699742904 + ... + 699742907.

It is an arithmetic number, because the mean of its divisors is an integer number (1049614359).

Almost surely, 2^2798971622 is an apocalyptic number.

2798971622 is a deficient number, since it is larger than the sum of its proper divisors (1399485814).

2798971622 is a wasteful number, since it uses less digits than its factorization.

2798971622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1399485813.

The product of its digits is 1524096, while the sum is 53.

The square root of 2798971622 is about 52905.3080701738. The cubic root of 2798971622 is about 1409.2871708317.

The spelling of 2798971622 in words is "two billion, seven hundred ninety-eight million, nine hundred seventy-one thousand, six hundred twenty-two".