2499946 has 8 divisors (see below), whose sum is σ = 3761604. Its totient is φ = 1246080.

The previous prime is 2499943. The next prime is 2499947. The reversal of 2499946 is 6499942.

It can be written as a sum of positive squares in 2 ways, for example, as 2480625 + 19321 = 1575^2 + 139^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2499941) 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, 1065 + ... + 2476.

2^2499946 is an apocalyptic number.

2499946 is a deficient number, since it is larger than the sum of its proper divisors (1261658).

2499946 is a wasteful number, since it uses less digits than its factorization.

2499946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3896.

The product of its digits is 139968, while the sum is 43.

The square root of 2499946 is about 1581.1217536926. The cubic root of 2499946 is about 135.7199036324.

It can be divided in two parts, 249994 and 6, that added together give a square (250000 = 500²).

The spelling of 2499946 in words is "two million, four hundred ninety-nine thousand, nine hundred forty-six".