3390020217 has 12 divisors (see below), whose sum is σ = 4899474580. Its totient is φ = 2258731008.

The previous prime is 3390020143. The next prime is 3390020233. The reversal of 3390020217 is 7120200933.

It can be written as a sum of positive squares in 2 ways, for example, as 803382336 + 2586637881 = 28344^2 + 50859^2 .

It is not a de Polignac number, because 3390020217 - 2¹⁵ = 3389987449 is a prime.

It is a super-2 number, since 2×3390020217² = 22984474143337454178, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3390020267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 89992 + ... + 121977.

Almost surely, 2^3390020217 is an apocalyptic number.

It is an amenable number.

3390020217 is a deficient number, since it is larger than the sum of its proper divisors (1509454363).

3390020217 is a wasteful number, since it uses less digits than its factorization.

3390020217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213752 (or 213749 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 3390020217 is about 58223.8801266285. The cubic root of 3390020217 is about 1502.2219244095.

The spelling of 3390020217 in words is "three billion, three hundred ninety million, twenty thousand, two hundred seventeen".