2990273 has 12 divisors (see below), whose sum is σ = 3541524. Its totient is φ = 2508000.

The previous prime is 2990237. The next prime is 2990279. The reversal of 2990273 is 3720992.

It can be written as a sum of positive squares in 2 ways, for example, as 339889 + 2650384 = 583^2 + 1628^2 .

It is not a de Polignac number, because 2990273 - 2⁸ = 2990017 is a prime.

It is a super-2 number, since 2×2990273² = 17883465229058, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2990279) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 623 + ... + 2523.

It is an arithmetic number, because the mean of its divisors is an integer number (295127).

2^2990273 is an apocalyptic number.

It is an amenable number.

2990273 is a deficient number, since it is larger than the sum of its proper divisors (551251).

2990273 is a wasteful number, since it uses less digits than its factorization.

2990273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1936 (or 1925 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 2990273 is about 1729.2405847655. The cubic root of 2990273 is about 144.0689131317.

The spelling of 2990273 in words is "two million, nine hundred ninety thousand, two hundred seventy-three".