77274673 has 16 divisors (see below), whose sum is σ = 94241664. Its totient is φ = 61850880.

The previous prime is 77274671. The next prime is 77274677. The reversal of 77274673 is 37647277.

It is not a de Polignac number, because 77274673 - 2¹ = 77274671 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (77274671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13111 + ... + 18067.

It is an arithmetic number, because the mean of its divisors is an integer number (5890104).

Almost surely, 2^77274673 is an apocalyptic number.

It is an amenable number.

77274673 is a deficient number, since it is larger than the sum of its proper divisors (16966991).

77274673 is a wasteful number, since it uses less digits than its factorization.

77274673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5112.

The product of its digits is 345744, while the sum is 43.

The square root of 77274673 is about 8790.6014014969. The cubic root of 77274673 is about 425.9373507317.

The spelling of 77274673 in words is "seventy-seven million, two hundred seventy-four thousand, six hundred seventy-three".