3426784285 has 4 divisors (see below), whose sum is σ = 4112141148. Its totient is φ = 2741427424.

The previous prime is 3426784279. The next prime is 3426784297. The reversal of 3426784285 is 5824876243.

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 810768676 + 2616015609 = 28474^2 + 51147^2 .

It is a cyclic number.

It is not a de Polignac number, because 3426784285 - 2⁵ = 3426784253 is a prime.

It is a super-2 number, since 2×3426784285² = 23485701071845922450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 342678424 + ... + 342678433.

It is an arithmetic number, because the mean of its divisors is an integer number (1028035287).

Almost surely, 2^3426784285 is an apocalyptic number.

It is an amenable number.

3426784285 is a deficient number, since it is larger than the sum of its proper divisors (685356863).

3426784285 is an equidigital number, since it uses as much as digits as its factorization.

3426784285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685356862.

The product of its digits is 2580480, while the sum is 49.

The square root of 3426784285 is about 58538.7417442500. The cubic root of 3426784285 is about 1507.6328398826.

The spelling of 3426784285 in words is "three billion, four hundred twenty-six million, seven hundred eighty-four thousand, two hundred eighty-five".