142915468 has 12 divisors (see below), whose sum is σ = 260976240. Its totient is φ = 68350832.

The previous prime is 142915439. The next prime is 142915483. The reversal of 142915468 is 864519241.

It is a self number, because there is not a number n which added to its sum of digits gives 142915468.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 776623 + ... + 776806.

It is an arithmetic number, because the mean of its divisors is an integer number (21748020).

Almost surely, 2^142915468 is an apocalyptic number.

It is an amenable number.

142915468 is a deficient number, since it is larger than the sum of its proper divisors (118060772).

142915468 is a wasteful number, since it uses less digits than its factorization.

142915468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1553456 (or 1553454 counting only the distinct ones).

The product of its digits is 69120, while the sum is 40.

The square root of 142915468 is about 11954.7257601335. The cubic root of 142915468 is about 522.8290920710.

The spelling of 142915468 in words is "one hundred forty-two million, nine hundred fifteen thousand, four hundred sixty-eight".