142232465 has 16 divisors (see below), whose sum is σ = 172920000. Its totient is φ = 112300992.

The previous prime is 142232449. The next prime is 142232471. The reversal of 142232465 is 564232241.

It is a cyclic number.

It is not a de Polignac number, because 142232465 - 2⁴ = 142232449 is a prime.

It is a Curzon number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 271694 + ... + 272216.

It is an arithmetic number, because the mean of its divisors is an integer number (10807500).

Almost surely, 2^142232465 is an apocalyptic number.

It is an amenable number.

142232465 is a deficient number, since it is larger than the sum of its proper divisors (30687535).

142232465 is a wasteful number, since it uses less digits than its factorization.

142232465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1136.

The product of its digits is 11520, while the sum is 29.

The square root of 142232465 is about 11926.1253137807. The cubic root of 142232465 is about 521.9948828298.

The spelling of 142232465 in words is "one hundred forty-two million, two hundred thirty-two thousand, four hundred sixty-five".