700138 has 8 divisors (see below), whose sum is σ = 1056132. Its totient is φ = 348096.

The previous prime is 700129. The next prime is 700171. The reversal of 700138 is 831007.

It can be written as a sum of positive squares in 2 ways, for example, as 628849 + 71289 = 793^2 + 267^2 .

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

It is an unprimeable number.

700138 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 495 + ... + 1282.

2⁷⁰⁰¹³⁸ is an apocalyptic number.

700138 is a deficient number, since it is larger than the sum of its proper divisors (355994).

700138 is a wasteful number, since it uses less digits than its factorization.

700138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1976.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 700138 is about 836.7424932439. The cubic root of 700138 is about 88.7962345886.

It can be divided in two parts, 700 and 138, that added together give a palindrome (838).

The spelling of 700138 in words is "seven hundred thousand, one hundred thirty-eight".