7220774 has 16 divisors (see below), whose sum is σ = 12018240. Its totient is φ = 3225960.

The previous prime is 7220761. The next prime is 7220789. The reversal of 7220774 is 4770227.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1484 + ... + 4079.

It is an arithmetic number, because the mean of its divisors is an integer number (751140).

Almost surely, 2^7220774 is an apocalyptic number.

7220774 is a deficient number, since it is larger than the sum of its proper divisors (4797466).

7220774 is a wasteful number, since it uses less digits than its factorization.

7220774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5635.

The product of its (nonzero) digits is 5488, while the sum is 29.

The square root of 7220774 is about 2687.1497911356. The cubic root of 7220774 is about 193.2834122661.

The spelling of 7220774 in words is "seven million, two hundred twenty thousand, seven hundred seventy-four".