76840622 has 4 divisors (see below), whose sum is σ = 115260936. Its totient is φ = 38420310.

The previous prime is 76840609. The next prime is 76840639. The reversal of 76840622 is 22604867.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22604867 = 1123 ⋅20129.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19210154 + ... + 19210157.

It is an arithmetic number, because the mean of its divisors is an integer number (28815234).

Almost surely, 2^76840622 is an apocalyptic number.

76840622 is a deficient number, since it is larger than the sum of its proper divisors (38420314).

76840622 is a wasteful number, since it uses less digits than its factorization.

76840622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38420313.

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 76840622 is about 8765.8782788720. The cubic root of 76840622 is about 425.1383577213.

The spelling of 76840622 in words is "seventy-six million, eight hundred forty thousand, six hundred twenty-two".