142773532 has 24 divisors (see below), whose sum is σ = 273151872. Its totient is φ = 64758000.

The previous prime is 142773517. The next prime is 142773551. The reversal of 142773532 is 235377241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18907 + ... + 25357.

It is an arithmetic number, because the mean of its divisors is an integer number (11381328).

Almost surely, 2^142773532 is an apocalyptic number.

It is an amenable number.

142773532 is a deficient number, since it is larger than the sum of its proper divisors (130378340).

142773532 is a wasteful number, since it uses less digits than its factorization.

142773532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6969 (or 6967 counting only the distinct ones).

The product of its digits is 35280, while the sum is 34.

The square root of 142773532 is about 11948.7878883174. The cubic root of 142773532 is about 522.6559527760.

The spelling of 142773532 in words is "one hundred forty-two million, seven hundred seventy-three thousand, five hundred thirty-two".