3321522045 has 48 divisors (see below), whose sum is σ = 5978236992. Its totient is φ = 1769195520.

The previous prime is 3321522037. The next prime is 3321522073. The reversal of 3321522045 is 5402251233.

It is a happy number.

It is not a de Polignac number, because 3321522045 - 2³ = 3321522037 is a prime.

It is a super-2 number, since 2×3321522045² = 22065017390841964050, which contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1399710 + ... + 1402080.

It is an arithmetic number, because the mean of its divisors is an integer number (124546604).

Almost surely, 2^3321522045 is an apocalyptic number.

It is an amenable number.

3321522045 is a deficient number, since it is larger than the sum of its proper divisors (2656714947).

3321522045 is a wasteful number, since it uses less digits than its factorization.

3321522045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3544 (or 3532 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 3321522045 is about 57632.6473884377. The cubic root of 3321522045 is about 1492.0351220029.

Adding to 3321522045 its reverse (5402251233), we get a palindrome (8723773278).

The spelling of 3321522045 in words is "three billion, three hundred twenty-one million, five hundred twenty-two thousand, forty-five".