2934805 has 4 divisors (see below), whose sum is σ = 3521772. Its totient is φ = 2347840.

The previous prime is 2934787. The next prime is 2934809. The reversal of 2934805 is 5084392.

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 762129 + 2172676 = 873^2 + 1474^2 .

It is not a de Polignac number, because 2934805 - 2⁵ = 2934773 is a prime.

It is a super-2 number, since 2×2934805² = 17226160776050, which contains 22 as substring.

It is a Duffinian number.

2934805 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2934809) 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, 293476 + ... + 293485.

It is an arithmetic number, because the mean of its divisors is an integer number (880443).

2^2934805 is an apocalyptic number.

It is an amenable number.

2934805 is a deficient number, since it is larger than the sum of its proper divisors (586967).

2934805 is an equidigital number, since it uses as much as digits as its factorization.

2934805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 586966.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 2934805 is about 1713.1272573863. The cubic root of 2934805 is about 143.1725467019.

The spelling of 2934805 in words is "two million, nine hundred thirty-four thousand, eight hundred five".