77343801 has 16 divisors (see below), whose sum is σ = 107918784. Its totient is φ = 49218624.

The previous prime is 77343787. The next prime is 77343803. The reversal of 77343801 is 10834377.

It is not a de Polignac number, because 77343801 - 2⁹ = 77343289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (77343803) 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, 691 + ... + 12456.

It is an arithmetic number, because the mean of its divisors is an integer number (6744924).

Almost surely, 2^77343801 is an apocalyptic number.

It is an amenable number.

77343801 is a deficient number, since it is larger than the sum of its proper divisors (30574983).

77343801 is a wasteful number, since it uses less digits than its factorization.

77343801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13240.

The product of its (nonzero) digits is 14112, while the sum is 33.

The square root of 77343801 is about 8794.5324491982. The cubic root of 77343801 is about 426.0643238627.

The spelling of 77343801 in words is "seventy-seven million, three hundred forty-three thousand, eight hundred one".