142322275 has 24 divisors (see below), whose sum is σ = 188675424. Its totient is φ = 106233600.

The previous prime is 142322273. The next prime is 142322311. The reversal of 142322275 is 572223241.

It is not a de Polignac number, because 142322275 - 2¹ = 142322273 is a prime.

It is a super-2 number, since 2×142322275² = 40511259922351250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142322273) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20557 + ... + 26593.

It is an arithmetic number, because the mean of its divisors is an integer number (7861476).

Almost surely, 2^142322275 is an apocalyptic number.

142322275 is a deficient number, since it is larger than the sum of its proper divisors (46353149).

142322275 is a wasteful number, since it uses less digits than its factorization.

142322275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6111 (or 6106 counting only the distinct ones).

The product of its digits is 6720, while the sum is 28.

The square root of 142322275 is about 11929.8899827283. The cubic root of 142322275 is about 522.1047276454.

The spelling of 142322275 in words is "one hundred forty-two million, three hundred twenty-two thousand, two hundred seventy-five".