2297922 has 32 divisors (see below), whose sum is σ = 5154624. Its totient is φ = 676800.

The previous prime is 2297909. The next prime is 2297923.

2297922 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (2297923) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1972 + ... + 2912.

It is an arithmetic number, because the mean of its divisors is an integer number (161082).

2^2297922 is an apocalyptic number.

2297922 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2297922, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2577312).

2297922 is an abundant number, since it is smaller than the sum of its proper divisors (2856702).

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

2297922 is a wasteful number, since it uses less digits than its factorization.

2297922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 994.

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

The square root of 2297922 is about 1515.8898376861. The cubic root of 2297922 is about 131.9608469737.

The spelling of 2297922 in words is "two million, two hundred ninety-seven thousand, nine hundred twenty-two".