701690 has 16 divisors (see below), whose sum is σ = 1378080. Its totient is φ = 255120.

The previous prime is 701681. The next prime is 701699. The reversal of 701690 is 96107.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (701681) and next prime (701699).

It is a super-2 number, since 2×701690² = 984737712200, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (701699) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3080 + ... + 3299.

It is an arithmetic number, because the mean of its divisors is an integer number (86130).

2⁷⁰¹⁶⁹⁰ is an apocalyptic number.

701690 is a deficient number, since it is larger than the sum of its proper divisors (676390).

701690 is a wasteful number, since it uses less digits than its factorization.

701690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6397.

The product of its (nonzero) digits is 378, while the sum is 23.

The square root of 701690 is about 837.6693858558. The cubic root of 701690 is about 88.8617978785.

Adding to 701690 its reverse (96107), we get a palindrome (797797).

The spelling of 701690 in words is "seven hundred one thousand, six hundred ninety".