2499000 has 192 divisors, whose sum is σ = 9603360. Its totient is φ = 537600.

The previous prime is 2498989. The next prime is 2499023. The reversal of 2499000 is 9942.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 146992 + ... + 147008.

2^2499000 is an apocalyptic number.

2499000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2499000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4801680).

2499000 is an abundant number, since it is smaller than the sum of its proper divisors (7104360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2499000 is a wasteful number, since it uses less digits than its factorization.

2499000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55 (or 34 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 2499000 is about 1580.8225706891. The cubic root of 2499000 is about 135.7027822989.

The spelling of 2499000 in words is "two million, four hundred ninety-nine thousand".