773247081 has 8 divisors (see below), whose sum is σ = 1035421920. Its totient is φ = 513285152.

The previous prime is 773247071. The next prime is 773247107. The reversal of 773247081 is 180742377.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 773247081 - 2⁵ = 773247049 is a prime.

It is a super-2 number, since 2×773247081² = 1195822096550041122, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (773247001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 552411 + ... + 553808.

It is an arithmetic number, because the mean of its divisors is an integer number (129427740).

Almost surely, 2^773247081 is an apocalyptic number.

It is an amenable number.

773247081 is a deficient number, since it is larger than the sum of its proper divisors (262174839).

773247081 is a wasteful number, since it uses less digits than its factorization.

773247081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1106455.

The product of its (nonzero) digits is 65856, while the sum is 39.

The square root of 773247081 is about 27807.3206368395. The cubic root of 773247081 is about 917.8522208376.

The spelling of 773247081 in words is "seven hundred seventy-three million, two hundred forty-seven thousand, eighty-one".