701440723 has 4 divisors (see below), whose sum is σ = 742701960. Its totient is φ = 660179488.

The previous prime is 701440699. The next prime is 701440739. The reversal of 701440723 is 327044107.

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

It is a cyclic number.

It is not a de Polignac number, because 701440723 - 2¹³ = 701432531 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 701440691 and 701440700.

It is not an unprimeable number, because it can be changed into a prime (701440823) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20630593 + ... + 20630626.

It is an arithmetic number, because the mean of its divisors is an integer number (185675490).

Almost surely, 2^701440723 is an apocalyptic number.

701440723 is a deficient number, since it is larger than the sum of its proper divisors (41261237).

701440723 is a wasteful number, since it uses less digits than its factorization.

701440723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41261236.

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 701440723 is about 26484.7262209750. The cubic root of 701440723 is about 888.5127384554.

The spelling of 701440723 in words is "seven hundred one million, four hundred forty thousand, seven hundred twenty-three".