2720994 has 16 divisors (see below), whose sum is σ = 5617920. Its totient is φ = 877680.

The previous prime is 2720987. The next prime is 2720999. The reversal of 2720994 is 4990272.

It is not an unprimeable number, because it can be changed into a prime (2720999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7129 + ... + 7500.

It is an arithmetic number, because the mean of its divisors is an integer number (351120).

2^2720994 is an apocalyptic number.

2720994 is an abundant number, since it is smaller than the sum of its proper divisors (2896926).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2720994 is a wasteful number, since it uses less digits than its factorization.

2720994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14665.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 2720994 is about 1649.5435732347. The cubic root of 2720994 is about 139.6076429233.

The spelling of 2720994 in words is "two million, seven hundred twenty thousand, nine hundred ninety-four".