913730 has 8 divisors (see below), whose sum is σ = 1644732. Its totient is φ = 365488.

The previous prime is 913723. The next prime is 913739. The reversal of 913730 is 37319.

913730 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 844561 + 69169 = 919^2 + 263^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 913696 and 913705.

It is not an unprimeable number, because it can be changed into a prime (913739) by changing a digit.

913730 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 in 3 ways as a sum of consecutive naturals, for example, 45677 + ... + 45696.

2⁹¹³⁷³⁰ is an apocalyptic number.

913730 is a deficient number, since it is larger than the sum of its proper divisors (731002).

913730 is a wasteful number, since it uses less digits than its factorization.

913730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91380.

The product of its (nonzero) digits is 567, while the sum is 23.

The square root of 913730 is about 955.8922533424. The cubic root of 913730 is about 97.0374319698.

The spelling of 913730 in words is "nine hundred thirteen thousand, seven hundred thirty".