7422258 has 8 divisors (see below), whose sum is σ = 14844528. Its totient is φ = 2474084.

The previous prime is 7422253. The next prime is 7422263. The reversal of 7422258 is 8522247.

It is an interprime number because it is at equal distance from previous prime (7422253) and next prime (7422263).

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

7422258 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (7422253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 618516 + ... + 618527.

It is an arithmetic number, because the mean of its divisors is an integer number (1855566).

Almost surely, 2^7422258 is an apocalyptic number.

7422258 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7422258 is a wasteful number, since it uses less digits than its factorization.

7422258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1237048.

The product of its digits is 8960, while the sum is 30.

The square root of 7422258 is about 2724.3821317869. The cubic root of 7422258 is about 195.0646991097.

The spelling of 7422258 in words is "seven million, four hundred twenty-two thousand, two hundred fifty-eight".