3283561966 has 16 divisors (see below), whose sum is σ = 5061214224. Its totient is φ = 1596538944.

The previous prime is 3283561961. The next prime is 3283561991. The reversal of 3283561966 is 6691653823.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3283561961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137146 + ... + 159298.

It is an arithmetic number, because the mean of its divisors is an integer number (316325889).

Almost surely, 2^3283561966 is an apocalyptic number.

3283561966 is a deficient number, since it is larger than the sum of its proper divisors (1777652258).

3283561966 is a wasteful number, since it uses less digits than its factorization.

3283561966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24195.

The product of its digits is 1399680, while the sum is 49.

The square root of 3283561966 is about 57302.3731271228. The cubic root of 3283561966 is about 1486.3294131217.

The spelling of 3283561966 in words is "three billion, two hundred eighty-three million, five hundred sixty-one thousand, nine hundred sixty-six".