3406216261 has 16 divisors (see below), whose sum is σ = 3962119680. Its totient is φ = 2867721840.

The previous prime is 3406216259. The next prime is 3406216273. The reversal of 3406216261 is 1626126043.

It is a cyclic number.

It is not a de Polignac number, because 3406216261 - 2¹ = 3406216259 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3406216201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 629610 + ... + 634996.

It is an arithmetic number, because the mean of its divisors is an integer number (247632480).

Almost surely, 2^3406216261 is an apocalyptic number.

It is an amenable number.

3406216261 is a deficient number, since it is larger than the sum of its proper divisors (555903419).

3406216261 is a wasteful number, since it uses less digits than its factorization.

3406216261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6984.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 3406216261 is about 58362.7986049333. The cubic root of 3406216261 is about 1504.6104459328.

The spelling of 3406216261 in words is "three billion, four hundred six million, two hundred sixteen thousand, two hundred sixty-one".