873435623 has 2 divisors, whose sum is σ = 873435624. Its totient is φ = 873435622.

The previous prime is 873435533. The next prime is 873435671. The reversal of 873435623 is 326534378.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 873435623 - 2¹⁰ = 873434599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (873435023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 436717811 + 436717812.

It is an arithmetic number, because the mean of its divisors is an integer number (436717812).

Almost surely, 2^873435623 is an apocalyptic number.

873435623 is a deficient number, since it is larger than the sum of its proper divisors (1).

873435623 is an equidigital number, since it uses as much as digits as its factorization.

873435623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 362880, while the sum is 41.

The square root of 873435623 is about 29553.9442883687. The cubic root of 873435623 is about 955.8952426747.

The spelling of 873435623 in words is "eight hundred seventy-three million, four hundred thirty-five thousand, six hundred twenty-three".