2874442906 has 4 divisors (see below), whose sum is σ = 4311664362. Its totient is φ = 1437221452.

The previous prime is 2874442903. The next prime is 2874442913. The reversal of 2874442906 is 6092444782.

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

It can be written as a sum of positive squares in only one way, i.e., 2260146681 + 614296225 = 47541^2 + 24785^2 .

It is not an unprimeable number, because it can be changed into a prime (2874442903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 718610725 + ... + 718610728.

Almost surely, 2^2874442906 is an apocalyptic number.

2874442906 is a deficient number, since it is larger than the sum of its proper divisors (1437221456).

2874442906 is a wasteful number, since it uses less digits than its factorization.

2874442906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1437221455.

The product of its (nonzero) digits is 774144, while the sum is 46.

The square root of 2874442906 is about 53613.8312937996. The cubic root of 2874442906 is about 1421.8416404433.

The spelling of 2874442906 in words is "two billion, eight hundred seventy-four million, four hundred forty-two thousand, nine hundred six".