77846234 has 4 divisors (see below), whose sum is σ = 116769354. Its totient is φ = 38923116.

The previous prime is 77846231. The next prime is 77846243. The reversal of 77846234 is 43264877.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 77352025 + 494209 = 8795^2 + 703^2 .

It is a super-2 number, since 2×77846234² = 12120072295965512, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 77846191 and 77846200.

It is not an unprimeable number, because it can be changed into a prime (77846231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19461557 + ... + 19461560.

Almost surely, 2^77846234 is an apocalyptic number.

77846234 is a deficient number, since it is larger than the sum of its proper divisors (38923120).

77846234 is a wasteful number, since it uses less digits than its factorization.

77846234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38923119.

The product of its digits is 225792, while the sum is 41.

The square root of 77846234 is about 8823.0512862615. The cubic root of 77846234 is about 426.9849186702.

The spelling of 77846234 in words is "seventy-seven million, eight hundred forty-six thousand, two hundred thirty-four".