7422408 has 64 divisors (see below), whose sum is σ = 23568000. Its totient is φ = 2120256.

The previous prime is 7422403. The next prime is 7422409. The reversal of 7422408 is 8042247.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (7422403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 943 + ... + 3966.

It is an arithmetic number, because the mean of its divisors is an integer number (368250).

Almost surely, 2^7422408 is an apocalyptic number.

It is an amenable number.

7422408 is an abundant number, since it is smaller than the sum of its proper divisors (16145592).

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

7422408 is a wasteful number, since it uses less digits than its factorization.

7422408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4931 (or 4921 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 27.

The square root of 7422408 is about 2724.4096608256. The cubic root of 7422408 is about 195.0660131531.

The spelling of 7422408 in words is "seven million, four hundred twenty-two thousand, four hundred eight".