787813323 has 16 divisors (see below), whose sum is σ = 1182876672. Its totient is φ = 462060000.

The previous prime is 787813291. The next prime is 787813343. The reversal of 787813323 is 323318787.

It is not a de Polignac number, because 787813323 - 2⁵ = 787813291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (787813343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 384028 + ... + 386073.

It is an arithmetic number, because the mean of its divisors is an integer number (73929792).

Almost surely, 2^787813323 is an apocalyptic number.

787813323 is a deficient number, since it is larger than the sum of its proper divisors (395063349).

787813323 is a wasteful number, since it uses less digits than its factorization.

787813323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 770146.

The product of its digits is 169344, while the sum is 42.

The square root of 787813323 is about 28068.0124518998. The cubic root of 787813323 is about 923.5798311267.

The spelling of 787813323 in words is "seven hundred eighty-seven million, eight hundred thirteen thousand, three hundred twenty-three".