2790722 has 8 divisors (see below), whose sum is σ = 4566672. Its totient is φ = 1268500.

The previous prime is 2790721. The next prime is 2790769. The reversal of 2790722 is 2270972.

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 (2790721) 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, 63404 + ... + 63447.

It is an arithmetic number, because the mean of its divisors is an integer number (570834).

2^2790722 is an apocalyptic number.

2790722 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2790722 is a deficient number, since it is larger than the sum of its proper divisors (1775950).

2790722 is a wasteful number, since it uses less digits than its factorization.

2790722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126864.

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 2790722 is about 1670.5454199153. The cubic root of 2790722 is about 140.7901241889.

The spelling of 2790722 in words is "two million, seven hundred ninety thousand, seven hundred twenty-two".