782376923 has 2 divisors, whose sum is σ = 782376924. Its totient is φ = 782376922.

The previous prime is 782376811. The next prime is 782376943. The reversal of 782376923 is 329673287.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 782376923 - 2¹⁴ = 782360539 is a prime.

It is a super-2 number, since 2×782376923² = 1224227299285895858, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (782376943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 391188461 + 391188462.

It is an arithmetic number, because the mean of its divisors is an integer number (391188462).

Almost surely, 2^782376923 is an apocalyptic number.

782376923 is a deficient number, since it is larger than the sum of its proper divisors (1).

782376923 is an equidigital number, since it uses as much as digits as its factorization.

782376923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 762048, while the sum is 47.

The square root of 782376923 is about 27971.0014658038. The cubic root of 782376923 is about 921.4505013527.

The spelling of 782376923 in words is "seven hundred eighty-two million, three hundred seventy-six thousand, nine hundred twenty-three".