701648 has 10 divisors (see below), whose sum is σ = 1359474. Its totient is φ = 350816.

The previous prime is 701629. The next prime is 701653. The reversal of 701648 is 846107.

It can be written as a sum of positive squares in only one way, i.e., 478864 + 222784 = 692^2 + 472^2 .

It is a congruent number.

It is an unprimeable number.

701648 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 as a sum of consecutive naturals, namely, 21911 + ... + 21942.

2⁷⁰¹⁶⁴⁸ is an apocalyptic number.

It is an amenable number.

701648 is a deficient number, since it is larger than the sum of its proper divisors (657826).

701648 is a wasteful number, since it uses less digits than its factorization.

701648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43861 (or 43855 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 701648 is about 837.6443159241. The cubic root of 701648 is about 88.8600248876.

The spelling of 701648 in words is "seven hundred one thousand, six hundred forty-eight".