2991373 has 16 divisors (see below), whose sum is σ = 3805056. Its totient is φ = 2283840.

The previous prime is 2991367. The next prime is 2991377. The reversal of 2991373 is 3731992.

2991373 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2991373 - 2¹³ = 2983181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2991377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3715 + ... + 4447.

It is an arithmetic number, because the mean of its divisors is an integer number (237816).

2^2991373 is an apocalyptic number.

It is an amenable number.

2991373 is a deficient number, since it is larger than the sum of its proper divisors (813683).

2991373 is a wasteful number, since it uses less digits than its factorization.

2991373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 804.

The product of its digits is 10206, while the sum is 34.

The square root of 2991373 is about 1729.5586142135. The cubic root of 2991373 is about 144.0865766668.

It can be divided in two parts, 2991 and 373, that added together give a square (3364 = 58²).

The spelling of 2991373 in words is "two million, nine hundred ninety-one thousand, three hundred seventy-three".