3345220828 has 6 divisors (see below), whose sum is σ = 5854136456. Its totient is φ = 1672610412.

The previous prime is 3345220811. The next prime is 3345220831. The reversal of 3345220828 is 8280225433.

It is a super-2 number, since 2×3345220828² = 22381004776170011168, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 418152600 + ... + 418152607.

Almost surely, 2^3345220828 is an apocalyptic number.

It is an amenable number.

3345220828 is a deficient number, since it is larger than the sum of its proper divisors (2508915628).

3345220828 is a wasteful number, since it uses less digits than its factorization.

3345220828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 836305211 (or 836305209 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 37.

The square root of 3345220828 is about 57837.8840207696. The cubic root of 3345220828 is about 1495.5752312634.

The spelling of 3345220828 in words is "three billion, three hundred forty-five million, two hundred twenty thousand, eight hundred twenty-eight".