772340361 has 16 divisors (see below), whose sum is σ = 1109539200. Its totient is φ = 475056000.

The previous prime is 772340357. The next prime is 772340381. The reversal of 772340361 is 163043277.

It is not a de Polignac number, because 772340361 - 2² = 772340357 is a prime.

It is a super-2 number, since 2×772340361² = 1193019266459220642, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (772340341) 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, 113740 + ... + 120338.

It is an arithmetic number, because the mean of its divisors is an integer number (69346200).

Almost surely, 2^772340361 is an apocalyptic number.

It is an amenable number.

772340361 is a deficient number, since it is larger than the sum of its proper divisors (337198839).

772340361 is a wasteful number, since it uses less digits than its factorization.

772340361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9616.

The product of its (nonzero) digits is 21168, while the sum is 33.

The square root of 772340361 is about 27791.0122341738. The cubic root of 772340361 is about 917.4933185346.

It can be divided in two parts, 7723 and 40361, that added together give a palindrome (48084).

The spelling of 772340361 in words is "seven hundred seventy-two million, three hundred forty thousand, three hundred sixty-one".