4022157 has 16 divisors (see below), whose sum is σ = 5634560. Its totient is φ = 2548800.

The previous prime is 4022153. The next prime is 4022173. The reversal of 4022157 is 7512204.

It is not a de Polignac number, because 4022157 - 2² = 4022153 is a prime.

4022157 is a lucky number.

It is a nialpdrome in base 13.

It is a zygodrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4022153) 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, 5319 + ... + 6027.

It is an arithmetic number, because the mean of its divisors is an integer number (352160).

Almost surely, 2^4022157 is an apocalyptic number.

It is an amenable number.

4022157 is a deficient number, since it is larger than the sum of its proper divisors (1612403).

4022157 is a wasteful number, since it uses less digits than its factorization.

4022157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 804.

The product of its (nonzero) digits is 560, while the sum is 21.

The square root of 4022157 is about 2005.5316003494. The cubic root of 4022157 is about 159.0326660466.

The spelling of 4022157 in words is "four million, twenty-two thousand, one hundred fifty-seven".