142476386 has 32 divisors (see below), whose sum is σ = 236174400. Its totient is φ = 64059840.

The previous prime is 142476379. The next prime is 142476409. The reversal of 142476386 is 683674241.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 200600 + ... + 201308.

It is an arithmetic number, because the mean of its divisors is an integer number (7380450).

Almost surely, 2^142476386 is an apocalyptic number.

142476386 is a deficient number, since it is larger than the sum of its proper divisors (93698014).

142476386 is a wasteful number, since it uses less digits than its factorization.

142476386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 914.

The product of its digits is 193536, while the sum is 41.

The square root of 142476386 is about 11936.3472637151. The cubic root of 142476386 is about 522.2931100960.

The spelling of 142476386 in words is "one hundred forty-two million, four hundred seventy-six thousand, three hundred eighty-six".