7222774 has 16 divisors (see below), whose sum is σ = 12282480. Its totient is φ = 3157920.

The previous prime is 7222771. The next prime is 7222781. The reversal of 7222774 is 4772227.

7222774 = T₅₈₉ + T₅₉₀ + ... + T₆₂₇.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7222771) 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, 6817 + ... + 7804.

It is an arithmetic number, because the mean of its divisors is an integer number (767655).

Almost surely, 2^7222774 is an apocalyptic number.

7222774 is a deficient number, since it is larger than the sum of its proper divisors (5059706).

7222774 is a wasteful number, since it uses less digits than its factorization.

7222774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14655.

The product of its digits is 10976, while the sum is 31.

The square root of 7222774 is about 2687.5219068875. The cubic root of 7222774 is about 193.3012557429.

The spelling of 7222774 in words is "seven million, two hundred twenty-two thousand, seven hundred seventy-four".