3245739 has 16 divisors (see below), whose sum is σ = 4988928. Its totient is φ = 1838592.

The previous prime is 3245729. The next prime is 3245747. The reversal of 3245739 is 9375423.

It is a happy number.

3245739 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3245739 - 2⁵ = 3245707 is a prime.

It is a super-2 number, since 2×3245739² = 21069643312242, which contains 22 as substring.

It is a d-powerful number, because it can be written as 3⁷ + 2²¹ + 4¹⁰ + 5⁷ + 7 + 3⁹ + 9 .

3245739 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3245729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2059 + ... + 3275.

It is an arithmetic number, because the mean of its divisors is an integer number (311808).

Almost surely, 2^3245739 is an apocalyptic number.

3245739 is a deficient number, since it is larger than the sum of its proper divisors (1743189).

3245739 is a wasteful number, since it uses less digits than its factorization.

3245739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1354.

The product of its digits is 22680, while the sum is 33.

The square root of 3245739 is about 1801.5934613558. The cubic root of 3245739 is about 148.0600407720.

The spelling of 3245739 in words is "three million, two hundred forty-five thousand, seven hundred thirty-nine".