740726900 has 18 divisors (see below), whose sum is σ = 1607377590. Its totient is φ = 296290720.

The previous prime is 740726897. The next prime is 740726923. The reversal of 740726900 is 9627047.

It can be written as a sum of positive squares in 3 ways, for example, as 8916196 + 731810704 = 2986^2 + 27052^2 .

It is a super-2 number, since 2×740726900² = 1097352680767220000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3703535 + ... + 3703734.

It is an arithmetic number, because the mean of its divisors is an integer number (89298755).

Almost surely, 2^740726900 is an apocalyptic number.

It is an amenable number.

740726900 is an abundant number, since it is smaller than the sum of its proper divisors (866650690).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

740726900 is a wasteful number, since it uses less digits than its factorization.

740726900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7407283 (or 7407276 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 740726900 is about 27216.2984257595. The cubic root of 740726900 is about 904.8002367306.

The spelling of 740726900 in words is "seven hundred forty million, seven hundred twenty-six thousand, nine hundred".