7202422 has 4 divisors (see below), whose sum is σ = 10803636. Its totient is φ = 3601210.

The previous prime is 7202417. The next prime is 7202431. The reversal of 7202422 is 2242027.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 7202422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1800604 + ... + 1800607.

It is an arithmetic number, because the mean of its divisors is an integer number (2700909).

Almost surely, 2^7202422 is an apocalyptic number.

7202422 is a deficient number, since it is larger than the sum of its proper divisors (3601214).

7202422 is a wasteful number, since it uses less digits than its factorization.

7202422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3601213.

The product of its (nonzero) digits is 448, while the sum is 19.

The square root of 7202422 is about 2683.7328481054. The cubic root of 7202422 is about 193.1195264872.

Adding to 7202422 its reverse (2242027), we get a palindrome (9444449).

The spelling of 7202422 in words is "seven million, two hundred two thousand, four hundred twenty-two".