7422148 has 24 divisors (see below), whose sum is σ = 13434624. Its totient is φ = 3585600.

The previous prime is 7422143. The next prime is 7422167. The reversal of 7422148 is 8412247.

It is not an unprimeable number, because it can be changed into a prime (7422143) 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, 27253 + ... + 27523.

It is an arithmetic number, because the mean of its divisors is an integer number (559776).

Almost surely, 2^7422148 is an apocalyptic number.

It is an amenable number.

7422148 is a deficient number, since it is larger than the sum of its proper divisors (6012476).

7422148 is a wasteful number, since it uses less digits than its factorization.

7422148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483 (or 481 counting only the distinct ones).

The product of its digits is 3584, while the sum is 28.

The square root of 7422148 is about 2724.3619436485. The cubic root of 7422148 is about 195.0637354666.

Subtracting 7422148 from its reverse (8412247), we obtain a palindrome (990099).

It can be divided in two parts, 74 and 22148, that added together give a palindrome (22222).

The spelling of 7422148 in words is "seven million, four hundred twenty-two thousand, one hundred forty-eight".