142670894 has 8 divisors (see below), whose sum is σ = 221385960. Its totient is φ = 68875576.

The previous prime is 142670881. The next prime is 142670903. The reversal of 142670894 is 498076241.

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

It is a Curzon number.

It is a congruent number.

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, 1229864 + ... + 1229979.

It is an arithmetic number, because the mean of its divisors is an integer number (27673245).

Almost surely, 2^142670894 is an apocalyptic number.

142670894 is a deficient number, since it is larger than the sum of its proper divisors (78715066).

142670894 is a wasteful number, since it uses less digits than its factorization.

142670894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2459874.

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 142670894 is about 11944.4922035221. The cubic root of 142670894 is about 522.5306792727.

The spelling of 142670894 in words is "one hundred forty-two million, six hundred seventy thousand, eight hundred ninety-four".