2696221 has 8 divisors (see below), whose sum is σ = 3069504. Its totient is φ = 2344320.

The previous prime is 2696209. The next prime is 2696257. The reversal of 2696221 is 1226962.

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

It is not a de Polignac number, because 2696221 - 2⁵ = 2696189 is a prime.

It is a Duffinian number.

2696221 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2696221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2696021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5076 + ... + 5581.

It is an arithmetic number, because the mean of its divisors is an integer number (383688).

2^2696221 is an apocalyptic number.

It is an amenable number.

2696221 is a deficient number, since it is larger than the sum of its proper divisors (373283).

2696221 is a wasteful number, since it uses less digits than its factorization.

2696221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10691.

The product of its digits is 2592, while the sum is 28.

The square root of 2696221 is about 1642.0173567901. The cubic root of 2696221 is about 139.1826696232.

The spelling of 2696221 in words is "two million, six hundred ninety-six thousand, two hundred twenty-one".