670136342 has 8 divisors (see below), whose sum is σ = 1006727232. Its totient is φ = 334560600.

The previous prime is 670136333. The next prime is 670136351. The reversal of 670136342 is 243631076.

It is an interprime number because it is at equal distance from previous prime (670136333) and next prime (670136351).

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

It is a junction number, because it is equal to n+sod(n) for n = 670136299 and 670136308.

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, 252134 + ... + 254777.

It is an arithmetic number, because the mean of its divisors is an integer number (125840904).

Almost surely, 2^670136342 is an apocalyptic number.

670136342 is a deficient number, since it is larger than the sum of its proper divisors (336590890).

670136342 is a wasteful number, since it uses less digits than its factorization.

670136342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507574.

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 670136342 is about 25886.9917526158. The cubic root of 670136342 is about 875.0933634254.

The spelling of 670136342 in words is "six hundred seventy million, one hundred thirty-six thousand, three hundred forty-two".