142222265 has 16 divisors (see below), whose sum is σ = 180940800. Its totient is φ = 107127360.

The previous prime is 142222261. The next prime is 142222291. The reversal of 142222265 is 562222241.

142222265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 142222265 - 2² = 142222261 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142222261) 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, 6665 + ... + 18134.

It is an arithmetic number, because the mean of its divisors is an integer number (11308800).

Almost surely, 2^142222265 is an apocalyptic number.

It is an amenable number.

142222265 is a deficient number, since it is larger than the sum of its proper divisors (38718535).

142222265 is a wasteful number, since it uses less digits than its factorization.

142222265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24872.

The product of its digits is 3840, while the sum is 26.

The square root of 142222265 is about 11925.6976735116. The cubic root of 142222265 is about 521.9824044900.

The spelling of 142222265 in words is "one hundred forty-two million, two hundred twenty-two thousand, two hundred sixty-five".