142773334 has 24 divisors (see below), whose sum is σ = 246586248. Its totient is φ = 61477920.

The previous prime is 142773331. The next prime is 142773341. The reversal of 142773334 is 433377241.

It is a self number, because there is not a number n which added to its sum of digits gives 142773334.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142773331) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1047 + ... + 16930.

It is an arithmetic number, because the mean of its divisors is an integer number (10274427).

Almost surely, 2^142773334 is an apocalyptic number.

142773334 is a deficient number, since it is larger than the sum of its proper divisors (103812914).

142773334 is a wasteful number, since it uses less digits than its factorization.

142773334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18028 (or 18009 counting only the distinct ones).

The product of its digits is 42336, while the sum is 34.

The square root of 142773334 is about 11948.7796029553. The cubic root of 142773334 is about 522.6557111674.

The spelling of 142773334 in words is "one hundred forty-two million, seven hundred seventy-three thousand, three hundred thirty-four".