7622427 has 8 divisors (see below), whose sum is σ = 10206720. Its totient is φ = 5059880.

The previous prime is 7622423. The next prime is 7622429. The reversal of 7622427 is 7242267.

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

It is a cyclic number.

It is not a de Polignac number, because 7622427 - 2² = 7622423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7622394 and 7622403.

It is not an unprimeable number, because it can be changed into a prime (7622423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4599 + ... + 6032.

It is an arithmetic number, because the mean of its divisors is an integer number (1275840).

Almost surely, 2^7622427 is an apocalyptic number.

7622427 is a deficient number, since it is larger than the sum of its proper divisors (2584293).

7622427 is a wasteful number, since it uses less digits than its factorization.

7622427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10873.

The product of its digits is 9408, while the sum is 30.

The square root of 7622427 is about 2760.8743180377. The cubic root of 7622427 is about 196.8027176322.

The spelling of 7622427 in words is "seven million, six hundred twenty-two thousand, four hundred twenty-seven".