761746077 has 6 divisors (see below), whose sum is σ = 1100299902. Its totient is φ = 507830712.

The previous prime is 761746057. The next prime is 761746091. The reversal of 761746077 is 770647167.

It can be written as a sum of positive squares in only one way, i.e., 516698361 + 245047716 = 22731^2 + 15654^2 .

It is not a de Polignac number, because 761746077 - 2⁷ = 761745949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (761746057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 42319218 + ... + 42319235.

It is an arithmetic number, because the mean of its divisors is an integer number (183383317).

Almost surely, 2^761746077 is an apocalyptic number.

It is an amenable number.

761746077 is a deficient number, since it is larger than the sum of its proper divisors (338553825).

761746077 is a wasteful number, since it uses less digits than its factorization.

761746077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84638459 (or 84638456 counting only the distinct ones).

The product of its (nonzero) digits is 345744, while the sum is 45.

The square root of 761746077 is about 27599.7477705866. The cubic root of 761746077 is about 913.2788679256.

The spelling of 761746077 in words is "seven hundred sixty-one million, seven hundred forty-six thousand, seventy-seven".