830735623 has 2 divisors, whose sum is σ = 830735624. Its totient is φ = 830735622.

The previous prime is 830735611. The next prime is 830735627. The reversal of 830735623 is 326537038.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-830735623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (830735627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 415367811 + 415367812.

It is an arithmetic number, because the mean of its divisors is an integer number (415367812).

Almost surely, 2^830735623 is an apocalyptic number.

830735623 is a deficient number, since it is larger than the sum of its proper divisors (1).

830735623 is an equidigital number, since it uses as much as digits as its factorization.

830735623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 37.

The square root of 830735623 is about 28822.4846777650. The cubic root of 830735623 is about 940.0571954786.

The spelling of 830735623 in words is "eight hundred thirty million, seven hundred thirty-five thousand, six hundred twenty-three".