701641 has 8 divisors (see below), whose sum is σ = 750600. Its totient is φ = 653568.

The previous prime is 701629. The next prime is 701653. The reversal of 701641 is 146107.

It is a happy number.

701641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (701629) and next prime (701653).

It can be written as a sum of positive squares in 4 ways, for example, as 14400 + 687241 = 120^2 + 829^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 701641 - 2⁵ = 701609 is a prime.

It is a Duffinian number.

701641 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (701611) 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, 2395 + ... + 2671.

It is an arithmetic number, because the mean of its divisors is an integer number (93825).

2⁷⁰¹⁶⁴¹ is an apocalyptic number.

It is an amenable number.

701641 is a deficient number, since it is larger than the sum of its proper divisors (48959).

701641 is a wasteful number, since it uses less digits than its factorization.

701641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443.

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

The square root of 701641 is about 837.6401375292. The cubic root of 701641 is about 88.8597293822.

Adding to 701641 its reverse (146107), we get a palindrome (847748).

It can be divided in two parts, 70 and 1641, that added together give a triangular number (1711 = T₅₈).

The spelling of 701641 in words is "seven hundred one thousand, six hundred forty-one".