2499733 has 4 divisors (see below), whose sum is σ = 2512620. Its totient is φ = 2486848.

The previous prime is 2499727. The next prime is 2499751. The reversal of 2499733 is 3379942.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1495729 + 1004004 = 1223^2 + 1002^2 .

It is a cyclic number.

It is not a de Polignac number, because 2499733 - 2²¹ = 402581 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 2499692 and 2499701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2499793) 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, 6148 + ... + 6541.

It is an arithmetic number, because the mean of its divisors is an integer number (628155).

2^2499733 is an apocalyptic number.

It is an amenable number.

2499733 is a deficient number, since it is larger than the sum of its proper divisors (12887).

2499733 is a wasteful number, since it uses less digits than its factorization.

2499733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12886.

The product of its digits is 40824, while the sum is 37.

The square root of 2499733 is about 1581.0543950162. The cubic root of 2499733 is about 135.7160489944.

The spelling of 2499733 in words is "two million, four hundred ninety-nine thousand, seven hundred thirty-three".