142058186 has 8 divisors (see below), whose sum is σ = 213405924. Its totient is φ = 70922880.

The previous prime is 142058183. The next prime is 142058227. The reversal of 142058186 is 681850241.

142058186 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 138886225 + 3171961 = 11785^2 + 1781^2 .

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

It is a super-2 number, since 2×142058186² = 40361056419221192, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (142058183) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51425 + ... + 54116.

Almost surely, 2^142058186 is an apocalyptic number.

142058186 is a deficient number, since it is larger than the sum of its proper divisors (71347738).

142058186 is a wasteful number, since it uses less digits than its factorization.

142058186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106216.

The product of its (nonzero) digits is 15360, while the sum is 35.

The square root of 142058186 is about 11918.8164680894. The cubic root of 142058186 is about 521.7815936717.

The spelling of 142058186 in words is "one hundred forty-two million, fifty-eight thousand, one hundred eighty-six".