77064674 has 16 divisors (see below), whose sum is σ = 120813120. Its totient is φ = 36798960.

The previous prime is 77064671. The next prime is 77064677. The reversal of 77064674 is 47646077.

It is an interprime number because it is at equal distance from previous prime (77064671) and next prime (77064677).

It is not an unprimeable number, because it can be changed into a prime (77064671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48017 + ... + 49595.

It is an arithmetic number, because the mean of its divisors is an integer number (7550820).

Almost surely, 2^77064674 is an apocalyptic number.

77064674 is a deficient number, since it is larger than the sum of its proper divisors (43748446).

77064674 is a wasteful number, since it uses less digits than its factorization.

77064674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2665.

The product of its (nonzero) digits is 197568, while the sum is 41.

The square root of 77064674 is about 8778.6487570696. The cubic root of 77064674 is about 425.5511631134.

The spelling of 77064674 in words is "seventy-seven million, sixty-four thousand, six hundred seventy-four".