2734478 has 8 divisors (see below), whose sum is σ = 4111968. Its totient is φ = 1363824.

The previous prime is 2734477. The next prime is 2734481. The reversal of 2734478 is 8744372.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2734477) 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, 551 + ... + 2402.

It is an arithmetic number, because the mean of its divisors is an integer number (513996).

2^2734478 is an apocalyptic number.

2734478 is a deficient number, since it is larger than the sum of its proper divisors (1377490).

2734478 is a wasteful number, since it uses less digits than its factorization.

2734478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3418.

The product of its digits is 37632, while the sum is 35.

The square root of 2734478 is about 1653.6257133947. The cubic root of 2734478 is about 139.8378735471.

The spelling of 2734478 in words is "two million, seven hundred thirty-four thousand, four hundred seventy-eight".