142261466 has 8 divisors (see below), whose sum is σ = 213831840. Its totient is φ = 70984188.

The previous prime is 142261453. The next prime is 142261489. The reversal of 142261466 is 664162241.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 72056 + ... + 74003.

It is an arithmetic number, because the mean of its divisors is an integer number (26728980).

Almost surely, 2^142261466 is an apocalyptic number.

142261466 is a deficient number, since it is larger than the sum of its proper divisors (71570374).

142261466 is a wasteful number, since it uses less digits than its factorization.

142261466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146548.

The product of its digits is 13824, while the sum is 32.

The square root of 142261466 is about 11927.3411119159. The cubic root of 142261466 is about 522.0303584268.

The spelling of 142261466 in words is "one hundred forty-two million, two hundred sixty-one thousand, four hundred sixty-six".