142347326 has 16 divisors (see below), whose sum is σ = 238614768. Its totient is φ = 63124800.

The previous prime is 142347313. The next prime is 142347377. The reversal of 142347326 is 623743241.

It is a super-2 number, since 2×142347326² = 40525522438700552, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 142347292 and 142347301.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 78005 + ... + 79808.

It is an arithmetic number, because the mean of its divisors is an integer number (14913423).

Almost surely, 2^142347326 is an apocalyptic number.

142347326 is a deficient number, since it is larger than the sum of its proper divisors (96267442).

142347326 is a wasteful number, since it uses less digits than its factorization.

142347326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157867.

The product of its digits is 24192, while the sum is 32.

The square root of 142347326 is about 11930.9398623914. The cubic root of 142347326 is about 522.1353587798.

The spelling of 142347326 in words is "one hundred forty-two million, three hundred forty-seven thousand, three hundred twenty-six".