2494456 has 8 divisors (see below), whose sum is σ = 4677120. Its totient is φ = 1247224.

The previous prime is 2494451. The next prime is 2494463. The reversal of 2494456 is 6544942.

It is a tau number, because it is divible by the number of its divisors (8).

It is a d-powerful number, because it can be written as 2 + 4³ + 9⁶ + 4⁵ + 4⁵ + 5⁹ + 6⁵ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2494451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155896 + ... + 155911.

It is an arithmetic number, because the mean of its divisors is an integer number (584640).

2^2494456 is an apocalyptic number.

It is an amenable number.

2494456 is a deficient number, since it is larger than the sum of its proper divisors (2182664).

2494456 is a wasteful number, since it uses less digits than its factorization.

2494456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311813 (or 311809 counting only the distinct ones).

The product of its digits is 34560, while the sum is 34.

The square root of 2494456 is about 1579.3846903146. The cubic root of 2494456 is about 135.6204817030.

The spelling of 2494456 in words is "two million, four hundred ninety-four thousand, four hundred fifty-six".