707138 has 8 divisors (see below), whose sum is σ = 1069200. Its totient is φ = 350740.

The previous prime is 707131. The next prime is 707143. The reversal of 707138 is 831707.

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

It is a plaindrome in base 14.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 707138.

It is not an unprimeable number, because it can be changed into a prime (707131) by changing a digit.

707138 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, 1088 + ... + 1611.

It is an arithmetic number, because the mean of its divisors is an integer number (133650).

2⁷⁰⁷¹³⁸ is an apocalyptic number.

707138 is a deficient number, since it is larger than the sum of its proper divisors (362062).

707138 is a wasteful number, since it uses less digits than its factorization.

707138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2832.

The product of its (nonzero) digits is 1176, while the sum is 26.

The square root of 707138 is about 840.9149778664. The cubic root of 707138 is about 89.0911829027.

The spelling of 707138 in words is "seven hundred seven thousand, one hundred thirty-eight".