2402459 has 4 divisors (see below), whose sum is σ = 2421504. Its totient is φ = 2383416.

The previous prime is 2402441. The next prime is 2402461. The reversal of 2402459 is 9542042.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9542042 = 2 ⋅4771021.

It is a cyclic number.

It is not a de Polignac number, because 2402459 - 2⁸ = 2402203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2402479) 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, 9332 + ... + 9585.

It is an arithmetic number, because the mean of its divisors is an integer number (605376).

2^2402459 is an apocalyptic number.

2402459 is a deficient number, since it is larger than the sum of its proper divisors (19045).

2402459 is a wasteful number, since it uses less digits than its factorization.

2402459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19044.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 2402459 is about 1549.9867741371. The cubic root of 2402459 is about 133.9323003982.

The spelling of 2402459 in words is "two million, four hundred two thousand, four hundred fifty-nine".