2210739 has 8 divisors (see below), whose sum is σ = 3010560. Its totient is φ = 1442376.

The previous prime is 2210729. The next prime is 2210743. The reversal of 2210739 is 9370122.

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

It is not a de Polignac number, because 2210739 - 2⁴ = 2210723 is a prime.

It is a super-2 number, since 2×2210739² = 9774733852242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2210729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7699 + ... + 7980.

It is an arithmetic number, because the mean of its divisors is an integer number (376320).

2^2210739 is an apocalyptic number.

2210739 is a deficient number, since it is larger than the sum of its proper divisors (799821).

2210739 is a wasteful number, since it uses less digits than its factorization.

2210739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15729.

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 2210739 is about 1486.8554065544. The cubic root of 2210739 is about 130.2704232744.

The spelling of 2210739 in words is "two million, two hundred ten thousand, seven hundred thirty-nine".