7450222 has 8 divisors (see below), whose sum is σ = 12035016. Its totient is φ = 3438552.

The previous prime is 7450213. The next prime is 7450231. The reversal of 7450222 is 2220547.

It is an interprime number because it is at equal distance from previous prime (7450213) and next prime (7450231).

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

It is a junction number, because it is equal to n+sod(n) for n = 7450193 and 7450202.

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, 143248 + ... + 143299.

It is an arithmetic number, because the mean of its divisors is an integer number (1504377).

Almost surely, 2^7450222 is an apocalyptic number.

7450222 is a deficient number, since it is larger than the sum of its proper divisors (4584794).

7450222 is a wasteful number, since it uses less digits than its factorization.

7450222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286562.

The product of its (nonzero) digits is 1120, while the sum is 22.

The square root of 7450222 is about 2729.5094797417. The cubic root of 7450222 is about 195.3093664820.

Adding to 7450222 its reverse (2220547), we get a palindrome (9670769).

The spelling of 7450222 in words is "seven million, four hundred fifty thousand, two hundred twenty-two".