77345026 has 16 divisors (see below), whose sum is σ = 127041408. Its totient is φ = 35024400.

The previous prime is 77345017. The next prime is 77345039. The reversal of 77345026 is 62054377.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 77344982 and 77345000.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 525 + ... + 12448.

It is an arithmetic number, because the mean of its divisors is an integer number (7940088).

Almost surely, 2^77345026 is an apocalyptic number.

77345026 is a deficient number, since it is larger than the sum of its proper divisors (49696382).

77345026 is a wasteful number, since it uses less digits than its factorization.

77345026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13257.

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 77345026 is about 8794.6020944668. The cubic root of 77345026 is about 426.0665732395.

The spelling of 77345026 in words is "seventy-seven million, three hundred forty-five thousand, twenty-six".