2499626 has 16 divisors (see below), whose sum is σ = 3939840. Its totient is φ = 1187760.

The previous prime is 2499619. The next prime is 2499631. The reversal of 2499626 is 6269942.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2¹³ + 4⁵ + 9 + 9⁴ + 6⁷ + 2¹⁹ + 6⁸ .

It is a self number, because there is not a number n which added to its sum of digits gives 2499626.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3815 + ... + 4421.

It is an arithmetic number, because the mean of its divisors is an integer number (246240).

2^2499626 is an apocalyptic number.

2499626 is a deficient number, since it is larger than the sum of its proper divisors (1440214).

2499626 is a wasteful number, since it uses less digits than its factorization.

2499626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709.

The product of its digits is 46656, while the sum is 38.

The square root of 2499626 is about 1581.0205564761. The cubic root of 2499626 is about 135.7141125443.

It can be divided in two parts, 2499 and 626, that added together give a 5-th power (3125 = 5⁵).

The spelling of 2499626 in words is "two million, four hundred ninety-nine thousand, six hundred twenty-six".