2721194 has 8 divisors (see below), whose sum is σ = 4664928. Its totient is φ = 1166220.

The previous prime is 2721193. The next prime is 2721197. The reversal of 2721194 is 4911272.

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

It is not an unprimeable number, because it can be changed into a prime (2721193) 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, 97172 + ... + 97199.

It is an arithmetic number, because the mean of its divisors is an integer number (583116).

2^2721194 is an apocalyptic number.

2721194 is a deficient number, since it is larger than the sum of its proper divisors (1943734).

2721194 is a wasteful number, since it uses less digits than its factorization.

2721194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194380.

The product of its digits is 1008, while the sum is 26.

The square root of 2721194 is about 1649.6041949510. The cubic root of 2721194 is about 139.6110633454.

The spelling of 2721194 in words is "two million, seven hundred twenty-one thousand, one hundred ninety-four".