2729474 has 8 divisors (see below), whose sum is σ = 4466448. Its totient is φ = 1240660.

The previous prime is 2729473. The next prime is 2729491. The reversal of 2729474 is 4749272.

It is a happy number.

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

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (2729473) 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, 62012 + ... + 62055.

It is an arithmetic number, because the mean of its divisors is an integer number (558306).

2^2729474 is an apocalyptic number.

2729474 is a deficient number, since it is larger than the sum of its proper divisors (1736974).

2729474 is a wasteful number, since it uses less digits than its factorization.

2729474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124080.

The product of its digits is 28224, while the sum is 35.

The square root of 2729474 is about 1652.1119816768. Note that the first 3 decimals coincide. The cubic root of 2729474 is about 139.7525219745.

The spelling of 2729474 in words is "two million, seven hundred twenty-nine thousand, four hundred seventy-four".