2951222 has 8 divisors (see below), whose sum is σ = 4619376. Its totient is φ = 1411432.

The previous prime is 2951209. The next prime is 2951233. The reversal of 2951222 is 2221592.

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

It is a super-2 number, since 2×2951222² = 17419422586568, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32033 + ... + 32124.

It is an arithmetic number, because the mean of its divisors is an integer number (577422).

2^2951222 is an apocalyptic number.

2951222 is a deficient number, since it is larger than the sum of its proper divisors (1668154).

2951222 is a wasteful number, since it uses less digits than its factorization.

2951222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64182.

The product of its digits is 720, while the sum is 23.

The square root of 2951222 is about 1717.9121048529. The cubic root of 2951222 is about 143.4390146634.

The spelling of 2951222 in words is "two million, nine hundred fifty-one thousand, two hundred twenty-two".