2394457 has 4 divisors (see below), whose sum is σ = 2578660. Its totient is φ = 2210256.

The previous prime is 2394451. The next prime is 2394479. The reversal of 2394457 is 7544932.

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

It can be written as a sum of positive squares in 2 ways, for example, as 866761 + 1527696 = 931^2 + 1236^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2394457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2394451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92082 + ... + 92107.

It is an arithmetic number, because the mean of its divisors is an integer number (644665).

2^2394457 is an apocalyptic number.

It is an amenable number.

2394457 is a deficient number, since it is larger than the sum of its proper divisors (184203).

2394457 is a wasteful number, since it uses less digits than its factorization.

2394457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184202.

The product of its digits is 30240, while the sum is 34.

The square root of 2394457 is about 1547.4033087725. The cubic root of 2394457 is about 133.7834364828.

The spelling of 2394457 in words is "two million, three hundred ninety-four thousand, four hundred fifty-seven".