2499454 has 4 divisors (see below), whose sum is σ = 3749184. Its totient is φ = 1249726.

The previous prime is 2499449. The next prime is 2499457. The reversal of 2499454 is 4549942.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4549942 = 2 ⋅2274971.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2499457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 624862 + ... + 624865.

It is an arithmetic number, because the mean of its divisors is an integer number (937296).

2^2499454 is an apocalyptic number.

2499454 is a deficient number, since it is larger than the sum of its proper divisors (1249730).

2499454 is a wasteful number, since it uses less digits than its factorization.

2499454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1249729.

The product of its digits is 51840, while the sum is 37.

The square root of 2499454 is about 1580.9661602957. The cubic root of 2499454 is about 135.7109996302.

The spelling of 2499454 in words is "two million, four hundred ninety-nine thousand, four hundred fifty-four".