786946401 has 16 divisors (see below), whose sum is σ = 1170006720. Its totient is φ = 522758880.

The previous prime is 786946387. The next prime is 786946411. The reversal of 786946401 is 104649687.

It is not a de Polignac number, because 786946401 - 2⁷ = 786946273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (786946411) 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, 44275 + ... + 59448.

It is an arithmetic number, because the mean of its divisors is an integer number (73125420).

Almost surely, 2^786946401 is an apocalyptic number.

It is an amenable number.

786946401 is a deficient number, since it is larger than the sum of its proper divisors (383060319).

786946401 is a wasteful number, since it uses less digits than its factorization.

786946401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104013 (or 104007 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 786946401 is about 28052.5649629406. The cubic root of 786946401 is about 923.2409329296.

It can be divided in two parts, 78694640 and 1, that added together give a square (78694641 = 8871²).

The spelling of 786946401 in words is "seven hundred eighty-six million, nine hundred forty-six thousand, four hundred one".