74000777 has 8 divisors (see below), whose sum is σ = 77856072. Its totient is φ = 70243200.

The previous prime is 74000767. The next prime is 74000783. The reversal of 74000777 is 77700047.

It can be written as a sum of positive squares in 4 ways, for example, as 109561 + 73891216 = 331^2 + 8596^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 74000777 - 2⁴ = 74000761 is a prime.

It is a super-2 number, since 2×74000777² = 10952229993207458, which contains 22 as substring.

It is a Duffinian number.

74000777 is a modest number, since divided by 777 gives 74 as remainder.

It is not an unprimeable number, because it can be changed into a prime (74000767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22874 + ... + 25907.

It is an arithmetic number, because the mean of its divisors is an integer number (9732009).

Almost surely, 2^74000777 is an apocalyptic number.

It is an amenable number.

74000777 is a deficient number, since it is larger than the sum of its proper divisors (3855295).

74000777 is a wasteful number, since it uses less digits than its factorization.

74000777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48859.

The product of its (nonzero) digits is 9604, while the sum is 32.

The square root of 74000777 is about 8602.3704291317. The cubic root of 74000777 is about 419.8351147935.

The spelling of 74000777 in words is "seventy-four million, seven hundred seventy-seven", and thus it is an aban number.