7422906 has 8 divisors (see below), whose sum is σ = 14845824. Its totient is φ = 2474300.

The previous prime is 7422893. The next prime is 7422913. The reversal of 7422906 is 6092247.

It is a happy number.

7422906 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

7422906 is an admirable 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, 618570 + ... + 618581.

It is an arithmetic number, because the mean of its divisors is an integer number (1855728).

Almost surely, 2^7422906 is an apocalyptic number.

7422906 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.

7422906 is a wasteful number, since it uses less digits than its factorization.

7422906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1237156.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 7422906 is about 2724.5010552393. The cubic root of 7422906 is about 195.0703756503.

The spelling of 7422906 in words is "seven million, four hundred twenty-two thousand, nine hundred six".