3225739 has 12 divisors (see below), whose sum is σ = 3619728. Its totient is φ = 2871440.

The previous prime is 3225737. The next prime is 3225749. The reversal of 3225739 is 9375223.

It is not a de Polignac number, because 3225739 - 2¹ = 3225737 is a prime.

It is a super-2 number, since 2×3225739² = 20810784192242, which contains 22 as substring.

It is a d-powerful number, because it can be written as 3¹³ + 2⁷ + 2¹⁵ + 5⁵ + 7³ + 3¹³ + 9³ .

It is a Duffinian number.

Its product of digits (11340) is a multiple of the sum of its prime divisors (567).

It is a self number, because there is not a number n which added to its sum of digits gives 3225739.

It is not an unprimeable number, because it can be changed into a prime (3225737) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6162 + ... + 6664.

It is an arithmetic number, because the mean of its divisors is an integer number (301644).

Almost surely, 2^3225739 is an apocalyptic number.

3225739 is a deficient number, since it is larger than the sum of its proper divisors (393989).

3225739 is a wasteful number, since it uses less digits than its factorization.

3225739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578 (or 567 counting only the distinct ones).

The product of its digits is 11340, while the sum is 31.

The square root of 3225739 is about 1796.0342424353. The cubic root of 3225739 is about 147.7553023693.

The spelling of 3225739 in words is "three million, two hundred twenty-five thousand, seven hundred thirty-nine".