2210974442 has 32 divisors (see below), whose sum is σ = 3530794320. Its totient is φ = 1036385280.

The previous prime is 2210974439. The next prime is 2210974481. The reversal of 2210974442 is 2444790122.

It is a Cunningham number, because it is equal to 47021²+1.

It can be written as a sum of positive squares in 8 ways, for example, as 1365967681 + 845006761 = 36959^2 + 29069^2 .

It is a super-2 number, since 2×2210974442² = 9776815966354422728, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1623842 + ... + 1625202.

Almost surely, 2^2210974442 is an apocalyptic number.

2210974442 is a deficient number, since it is larger than the sum of its proper divisors (1319819878).

2210974442 is a wasteful number, since it uses less digits than its factorization.

2210974442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2186.

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 2210974442 is about 47021.0000106335. Note that the first 4 decimals coincide. The cubic root of 2210974442 is about 1302.7504767682.

The spelling of 2210974442 in words is "two billion, two hundred ten million, nine hundred seventy-four thousand, four hundred forty-two".