142498268 has 12 divisors (see below), whose sum is σ = 272042232. Its totient is φ = 64771920.

The previous prime is 142498249. The next prime is 142498283. The reversal of 142498268 is 862894241.

It is a Harshad number since it is a multiple of its sum of digits (44), and also a Moran number because the ratio is a prime number: 3238597 = 142498268 / (1 + 4 + 2 + 4 + 9 + 8 + 2 + 6 + 8).

It is a congruent number.

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, 1619255 + ... + 1619342.

It is an arithmetic number, because the mean of its divisors is an integer number (22670186).

Almost surely, 2^142498268 is an apocalyptic number.

It is an amenable number.

142498268 is a deficient number, since it is larger than the sum of its proper divisors (129543964).

142498268 is a wasteful number, since it uses less digits than its factorization.

142498268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3238612 (or 3238610 counting only the distinct ones).

The product of its digits is 221184, while the sum is 44.

The square root of 142498268 is about 11937.2638405960. The cubic root of 142498268 is about 522.3198472350.

The spelling of 142498268 in words is "one hundred forty-two million, four hundred ninety-eight thousand, two hundred sixty-eight".