701741921 has 4 divisors (see below), whose sum is σ = 702196500. Its totient is φ = 701287344.

The previous prime is 701741899. The next prime is 701741923. The reversal of 701741921 is 129147107.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 546390625 + 155351296 = 23375^2 + 12464^2 .

It is a cyclic number.

It is not a de Polignac number, because 701741921 - 2⁶ = 701741857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (701741923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 224966 + ... + 228063.

It is an arithmetic number, because the mean of its divisors is an integer number (175549125).

Almost surely, 2^701741921 is an apocalyptic number.

It is an amenable number.

701741921 is a deficient number, since it is larger than the sum of its proper divisors (454579).

701741921 is a wasteful number, since it uses less digits than its factorization.

701741921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454578.

The product of its (nonzero) digits is 3528, while the sum is 32.

The square root of 701741921 is about 26490.4118692028. The cubic root of 701741921 is about 888.6398957737.

The spelling of 701741921 in words is "seven hundred one million, seven hundred forty-one thousand, nine hundred twenty-one".