2290922 has 4 divisors (see below), whose sum is σ = 3436386. Its totient is φ = 1145460.

The previous prime is 2290907. The next prime is 2290927.

2290922 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1371241 + 919681 = 1171^2 + 959^2 .

It is a super-2 number, since 2×2290922² = 10496647220168, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2290891 and 2290900.

It is not an unprimeable number, because it can be changed into a prime (2290927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572729 + ... + 572732.

2^2290922 is an apocalyptic number.

2290922 is a deficient number, since it is larger than the sum of its proper divisors (1145464).

2290922 is a wasteful number, since it uses less digits than its factorization.

2290922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1145463.

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

The square root of 2290922 is about 1513.5792017599. The cubic root of 2290922 is about 131.8267162997.

The spelling of 2290922 in words is "two million, two hundred ninety thousand, nine hundred twenty-two".