771134338 has 8 divisors (see below), whose sum is σ = 1245678588. Its totient is φ = 355908144.

The previous prime is 771134281. The next prime is 771134339. The reversal of 771134338 is 833431177.

It can be written as a sum of positive squares in 2 ways, for example, as 768564729 + 2569609 = 27723^2 + 1603^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 771134297 and 771134306.

It is not an unprimeable number, because it can be changed into a prime (771134339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14829481 + ... + 14829532.

Almost surely, 2^771134338 is an apocalyptic number.

771134338 is a deficient number, since it is larger than the sum of its proper divisors (474544250).

771134338 is a wasteful number, since it uses less digits than its factorization.

771134338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29659028.

The product of its digits is 42336, while the sum is 37.

The square root of 771134338 is about 27769.3056809132. The cubic root of 771134338 is about 917.0155091173.

The spelling of 771134338 in words is "seven hundred seventy-one million, one hundred thirty-four thousand, three hundred thirty-eight".