2292491 has 2 divisors, whose sum is σ = 2292492. Its totient is φ = 2292490.

The previous prime is 2292469. The next prime is 2292497. The reversal of 2292491 is 1942922.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2292491 - 2⁶ = 2292427 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2292497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1146245 + 1146246.

It is an arithmetic number, because the mean of its divisors is an integer number (1146246).

2^2292491 is an apocalyptic number.

2292491 is a deficient number, since it is larger than the sum of its proper divisors (1).

2292491 is an equidigital number, since it uses as much as digits as its factorization.

2292491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592, while the sum is 29.

The square root of 2292491 is about 1514.0974209079. The cubic root of 2292491 is about 131.8568044646.

The spelling of 2292491 in words is "two million, two hundred ninety-two thousand, four hundred ninety-one".