702138 has 8 divisors (see below), whose sum is σ = 1404288. Its totient is φ = 234044.

The previous prime is 702137. The next prime is 702139. The reversal of 702138 is 831207.

702138 is nontrivially palindromic in base 16.

It is an interprime number because it is at equal distance from previous prime (702137) and next prime (702139).

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

702138 is an admirable number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 702138.

It is not an unprimeable number, because it can be changed into a prime (702131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58506 + ... + 58517.

It is an arithmetic number, because the mean of its divisors is an integer number (175536).

2⁷⁰²¹³⁸ is an apocalyptic number.

702138 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

702138 is a wasteful number, since it uses less digits than its factorization.

702138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117028.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 702138 is about 837.9367517898. The cubic root of 702138 is about 88.8807053809.

The spelling of 702138 in words is "seven hundred two thousand, one hundred thirty-eight".