701622 has 40 divisors (see below), whose sum is σ = 1620432. Its totient is φ = 226800.

The previous prime is 701621. The next prime is 701627. The reversal of 701622 is 226107.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 701595 and 701604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (701621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 9847 + ... + 9917.

2⁷⁰¹⁶²² is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 701622, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (810216).

701622 is an abundant number, since it is smaller than the sum of its proper divisors (918810).

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

701622 is a wasteful number, since it uses less digits than its factorization.

701622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146 (or 137 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 701622 is about 837.6287960666. The cubic root of 701622 is about 88.8589272863.

Adding to 701622 its reverse (226107), we get a palindrome (927729).

The spelling of 701622 in words is "seven hundred one thousand, six hundred twenty-two".