2874728746 has 4 divisors (see below), whose sum is σ = 4312093122. Its totient is φ = 1437364372.

The previous prime is 2874728741. The next prime is 2874728749. The reversal of 2874728746 is 6478274782.

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., 1617246225 + 1257482521 = 40215^2 + 35461^2 .

It is not an unprimeable number, because it can be changed into a prime (2874728741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 718682185 + ... + 718682188.

Almost surely, 2^2874728746 is an apocalyptic number.

2874728746 is a deficient number, since it is larger than the sum of its proper divisors (1437364376).

2874728746 is a wasteful number, since it uses less digits than its factorization.

2874728746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1437364375.

The product of its digits is 8429568, while the sum is 55.

The square root of 2874728746 is about 53616.4969575596. The cubic root of 2874728746 is about 1421.8887690820. Note that the first 3 decimals are identical.

The spelling of 2874728746 in words is "two billion, eight hundred seventy-four million, seven hundred twenty-eight thousand, seven hundred forty-six".