2873722 has 8 divisors (see below), whose sum is σ = 4355316. Its totient is φ = 1421952.

The previous prime is 2873711. The next prime is 2873723. The reversal of 2873722 is 2273782.

It can be written as a sum of positive squares in 2 ways, for example, as 2825761 + 47961 = 1681^2 + 219^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2873723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7213 + ... + 7600.

2^2873722 is an apocalyptic number.

2873722 is a deficient number, since it is larger than the sum of its proper divisors (1481594).

2873722 is a wasteful number, since it uses less digits than its factorization.

2873722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14912.

The product of its digits is 9408, while the sum is 31.

The square root of 2873722 is about 1695.2055922513. The cubic root of 2873722 is about 142.1722765250.

The spelling of 2873722 in words is "two million, eight hundred seventy-three thousand, seven hundred twenty-two".