77074 has 8 divisors (see below), whose sum is σ = 117180. Its totient is φ = 38016.

The previous prime is 77069. The next prime is 77081. The reversal of 77074 is 47077.

It can be written as a sum of positive squares in 2 ways, for example, as 66049 + 11025 = 257^2 + 105^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39 + ... + 394.

2⁷⁷⁰⁷⁴ is an apocalyptic number.

77074 is a deficient number, since it is larger than the sum of its proper divisors (40106).

77074 is a wasteful number, since it uses less digits than its factorization.

77074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524.

The product of its (nonzero) digits is 1372, while the sum is 25.

The square root of 77074 is about 277.6220452342. The cubic root of 77074 is about 42.5568328480.

The spelling of 77074 in words is "seventy-seven thousand, seventy-four", and thus it is an iban number.