2495939 has 4 divisors (see below), whose sum is σ = 2502624. Its totient is φ = 2489256.

The previous prime is 2495887. The next prime is 2495947. The reversal of 2495939 is 9395942.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2495939 is a prime.

It is a super-2 number, since 2×2495939² = 12459422983442, which contains 22 as substring.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2¹³ + 4⁴ + 9 + 5⁹ + 9³ + 3⁷ + 9⁶ .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2495896 and 2495905.

It is not an unprimeable number, because it can be changed into a prime (2495239) 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, 2747 + ... + 3540.

It is an arithmetic number, because the mean of its divisors is an integer number (625656).

2^2495939 is an apocalyptic number.

2495939 is a deficient number, since it is larger than the sum of its proper divisors (6685).

2495939 is an equidigital number, since it uses as much as digits as its factorization.

2495939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6684.

The product of its digits is 87480, while the sum is 41.

The square root of 2495939 is about 1579.8541071884. The cubic root of 2495939 is about 135.6473526694.

The spelling of 2495939 in words is "two million, four hundred ninety-five thousand, nine hundred thirty-nine".