2758934 has 4 divisors (see below), whose sum is σ = 4138404. Its totient is φ = 1379466.

The previous prime is 2758901. The next prime is 2758937. The reversal of 2758934 is 4398572.

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

It is a super-2 number, since 2×2758934² = 15223433632712, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2758937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 689732 + ... + 689735.

It is an arithmetic number, because the mean of its divisors is an integer number (1034601).

2^2758934 is an apocalyptic number.

2758934 is a deficient number, since it is larger than the sum of its proper divisors (1379470).

2758934 is a wasteful number, since it uses less digits than its factorization.

2758934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1379469.

The product of its digits is 60480, while the sum is 38.

The square root of 2758934 is about 1661.0039133006. The cubic root of 2758934 is about 140.2535202254.

The spelling of 2758934 in words is "two million, seven hundred fifty-eight thousand, nine hundred thirty-four".