776324401 has 16 divisors (see below), whose sum is σ = 824947200. Its totient is φ = 728517888.

The previous prime is 776324399. The next prime is 776324407. The reversal of 776324401 is 104423677.

It is a cyclic number.

It is not a de Polignac number, because 776324401 - 2¹ = 776324399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (776324407) 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, 1620480 + ... + 1620958.

It is an arithmetic number, because the mean of its divisors is an integer number (51559200).

Almost surely, 2^776324401 is an apocalyptic number.

It is an amenable number.

776324401 is a deficient number, since it is larger than the sum of its proper divisors (48622799).

776324401 is a wasteful number, since it uses less digits than its factorization.

776324401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1128.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 776324401 is about 27862.5986045810. The cubic root of 776324401 is about 919.0682126262.

The spelling of 776324401 in words is "seven hundred seventy-six million, three hundred twenty-four thousand, four hundred one".