142277254 has 16 divisors (see below), whose sum is σ = 247903776. Its totient is φ = 59976000.

The previous prime is 142277231. The next prime is 142277273. The reversal of 142277254 is 452772241.

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, 82447 + ... + 84154.

It is an arithmetic number, because the mean of its divisors is an integer number (15493986).

Almost surely, 2^142277254 is an apocalyptic number.

142277254 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

142277254 is a deficient number, since it is larger than the sum of its proper divisors (105626522).

142277254 is a wasteful number, since it uses less digits than its factorization.

142277254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166671.

The product of its digits is 31360, while the sum is 34.

The square root of 142277254 is about 11928.0029342719. The cubic root of 142277254 is about 522.0496691384.

The spelling of 142277254 in words is "one hundred forty-two million, two hundred seventy-seven thousand, two hundred fifty-four".