700531749 has 12 divisors (see below), whose sum is σ = 1012676236. Its totient is φ = 466653312.

The previous prime is 700531709. The next prime is 700531753. The reversal of 700531749 is 947135007.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 645668100 + 54863649 = 25410^2 + 7407^2 .

It is not a de Polignac number, because 700531749 - 2¹¹ = 700529701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (700531709) 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 11 ways as a sum of consecutive naturals, for example, 18334 + ... + 41679.

Almost surely, 2^700531749 is an apocalyptic number.

It is an amenable number.

700531749 is a deficient number, since it is larger than the sum of its proper divisors (312144487).

700531749 is a wasteful number, since it uses less digits than its factorization.

700531749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61316 (or 61313 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 36.

The square root of 700531749 is about 26467.5603144680. The cubic root of 700531749 is about 888.1287743914.

The spelling of 700531749 in words is "seven hundred million, five hundred thirty-one thousand, seven hundred forty-nine".