77226494 has 4 divisors (see below), whose sum is σ = 115839744. Its totient is φ = 38613246.

The previous prime is 77226467. The next prime is 77226497. The reversal of 77226494 is 49462277.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77226497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19306622 + ... + 19306625.

It is an arithmetic number, because the mean of its divisors is an integer number (28959936).

Almost surely, 2^77226494 is an apocalyptic number.

77226494 is a deficient number, since it is larger than the sum of its proper divisors (38613250).

77226494 is a wasteful number, since it uses less digits than its factorization.

77226494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38613249.

The product of its digits is 169344, while the sum is 41.

The square root of 77226494 is about 8787.8606042654. The cubic root of 77226494 is about 425.8488115802.

The spelling of 77226494 in words is "seventy-seven million, two hundred twenty-six thousand, four hundred ninety-four".