8402227 has 4 divisors (see below), whose sum is σ = 8517400. Its totient is φ = 8287056.

The previous prime is 8402221. The next prime is 8402279. The reversal of 8402227 is 7222048.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8402227 - 2⁷ = 8402099 is a prime.

It is a Duffinian number.

8402227 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (8402221) 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, 57477 + ... + 57622.

It is an arithmetic number, because the mean of its divisors is an integer number (2129350).

Almost surely, 2^8402227 is an apocalyptic number.

8402227 is a deficient number, since it is larger than the sum of its proper divisors (115173).

8402227 is a wasteful number, since it uses less digits than its factorization.

8402227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115172.

The product of its (nonzero) digits is 1792, while the sum is 25.

The square root of 8402227 is about 2898.6595177771. The cubic root of 8402227 is about 203.2972341779.

The spelling of 8402227 in words is "eight million, four hundred two thousand, two hundred twenty-seven".