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3229213 = 13248401
BaseRepresentation
bin1100010100011000011101
320002001122111
430110120131
51311313323
6153114021
736306421
oct14243035
96061574
103229213
111906179
1210b8911
13890aa0
14600b81
1543bc0d
hex31461d

3229213 has 4 divisors (see below), whose sum is σ = 3477628. Its totient is φ = 2980800.

The previous prime is 3229207. The next prime is 3229231. The reversal of 3229213 is 3129223.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 480249 + 2748964 = 693^2 + 1658^2 .

It is a cyclic number.

It is not a de Polignac number, because 3229213 - 25 = 3229181 is a prime.

It is a Duffinian number.

3229213 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3229243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124188 + ... + 124213.

It is an arithmetic number, because the mean of its divisors is an integer number (869407).

Almost surely, 23229213 is an apocalyptic number.

It is an amenable number.

3229213 is a deficient number, since it is larger than the sum of its proper divisors (248415).

3229213 is a wasteful number, since it uses less digits than its factorization.

3229213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248414.

The product of its digits is 648, while the sum is 22.

The square root of 3229213 is about 1797.0011129657. The cubic root of 3229213 is about 147.8083256468.

The spelling of 3229213 in words is "three million, two hundred twenty-nine thousand, two hundred thirteen".

Divisors: 1 13 248401 3229213