3246145 has 16 divisors (see below), whose sum is σ = 4487040. Its totient is φ = 2208384.

The previous prime is 3246143. The next prime is 3246157. The reversal of 3246145 is 5416423.

It is a cyclic number.

It is not a de Polignac number, because 3246145 - 2¹ = 3246143 is a prime.

It is a super-2 number, since 2×3246145² = 21074914722050, which contains 22 as substring.

3246145 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3246143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5421 + ... + 5989.

It is an arithmetic number, because the mean of its divisors is an integer number (280440).

Almost surely, 2^3246145 is an apocalyptic number.

3246145 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3246145 is a deficient number, since it is larger than the sum of its proper divisors (1240895).

3246145 is a wasteful number, since it uses less digits than its factorization.

3246145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744.

The product of its digits is 2880, while the sum is 25.

The square root of 3246145 is about 1801.7061358612. The cubic root of 3246145 is about 148.0662139805.

The spelling of 3246145 in words is "three million, two hundred forty-six thousand, one hundred forty-five".