142910670 has 64 divisors (see below), whose sum is σ = 415051776. Its totient is φ = 30743040.

The previous prime is 142910639. The next prime is 142910683. The reversal of 142910670 is 76019241.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent 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 31 ways as a sum of consecutive naturals, for example, 16446 + ... + 23585.

It is an arithmetic number, because the mean of its divisors is an integer number (6485184).

Almost surely, 2^142910670 is an apocalyptic number.

142910670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

142910670 is an abundant number, since it is smaller than the sum of its proper divisors (272141106).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142910670 is a wasteful number, since it uses less digits than its factorization.

142910670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40065.

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 142910670 is about 11954.5250846698. The cubic root of 142910670 is about 522.8232411483.

The spelling of 142910670 in words is "one hundred forty-two million, nine hundred ten thousand, six hundred seventy".