2422290 has 32 divisors (see below), whose sum is σ = 6261696. Its totient is φ = 596160.

The previous prime is 2422289. The next prime is 2422327. The reversal of 2422290 is 922242.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2716 + ... + 3495.

It is an arithmetic number, because the mean of its divisors is an integer number (195678).

2^2422290 is an apocalyptic number.

2422290 is an abundant number, since it is smaller than the sum of its proper divisors (3839406).

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

2422290 is a wasteful number, since it uses less digits than its factorization.

2422290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6234.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 2422290 is about 1556.3707784458. The cubic root of 2422290 is about 134.2998039712.

The spelling of 2422290 in words is "two million, four hundred twenty-two thousand, two hundred ninety".