2922290 has 32 divisors (see below), whose sum is σ = 6082560. Its totient is φ = 990144.

The previous prime is 2922287. The next prime is 2922307. The reversal of 2922290 is 922292.

2922290 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

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, 7439 + ... + 7821.

It is an arithmetic number, because the mean of its divisors is an integer number (190080).

2^2922290 is an apocalyptic number.

2922290 is an abundant number, since it is smaller than the sum of its proper divisors (3160270).

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

2922290 is a wasteful number, since it uses less digits than its factorization.

2922290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 2922290 is about 1709.4706783095. The cubic root of 2922290 is about 142.9687446973.

The spelling of 2922290 in words is "two million, nine hundred twenty-two thousand, two hundred ninety".