3402811 has 4 divisors (see below), whose sum is σ = 3435952. Its totient is φ = 3369672.

The previous prime is 3402803. The next prime is 3402821. The reversal of 3402811 is 1182043.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3402811 - 2³ = 3402803 is a prime.

It is an Ulam number.

It is a Duffinian number.

3402811 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3402821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16416 + ... + 16621.

It is an arithmetic number, because the mean of its divisors is an integer number (858988).

Almost surely, 2^3402811 is an apocalyptic number.

3402811 is a deficient number, since it is larger than the sum of its proper divisors (33141).

3402811 is a wasteful number, since it uses less digits than its factorization.

3402811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33140.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 3402811 is about 1844.6709733717. The cubic root of 3402811 is about 150.4108882594.

Adding to 3402811 its reverse (1182043), we get a palindrome (4584854).

The spelling of 3402811 in words is "three million, four hundred two thousand, eight hundred eleven".