3213675 has 54 divisors (see below), whose sum is σ = 6240052. Its totient is φ = 1639440.

The previous prime is 3213659. The next prime is 3213689. The reversal of 3213675 is 5763123.

It is a happy number.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is not a de Polignac number, because 3213675 - 2⁴ = 3213659 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 139714 + ... + 139736.

Almost surely, 2^3213675 is an apocalyptic number.

3213675 is a deficient number, since it is larger than the sum of its proper divisors (3026377).

3213675 is an equidigital number, since it uses as much as digits as its factorization.

3213675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71 (or 31 counting only the distinct ones).

The product of its digits is 3780, while the sum is 27.

The square root of 3213675 is about 1792.6725858338. The cubic root of 3213675 is about 147.5708746815.

Multiplying 3213675 by its sum of digits (27), we get a square (86769225 = 9315²).

3213675 divided by its sum of digits (27) gives a square (119025 = 345²).

Adding to 3213675 its reverse (5763123), we get a palindrome (8976798).

The spelling of 3213675 in words is "three million, two hundred thirteen thousand, six hundred seventy-five".