834572623 has 2 divisors, whose sum is σ = 834572624. Its totient is φ = 834572622.

The previous prime is 834572603. The next prime is 834572633. The reversal of 834572623 is 326275438.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 834572623 - 2¹⁷ = 834441551 is a prime.

It is a super-2 number, since 2×834572623² = 1393022926122200258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (834572603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 417286311 + 417286312.

It is an arithmetic number, because the mean of its divisors is an integer number (417286312).

Almost surely, 2^834572623 is an apocalyptic number.

834572623 is a deficient number, since it is larger than the sum of its proper divisors (1).

834572623 is an equidigital number, since it uses as much as digits as its factorization.

834572623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 241920, while the sum is 40.

The square root of 834572623 is about 28888.9706116365. The cubic root of 834572623 is about 941.5022843178.

The spelling of 834572623 in words is "eight hundred thirty-four million, five hundred seventy-two thousand, six hundred twenty-three".