761340194 has 8 divisors (see below), whose sum is σ = 1172875548. Its totient is φ = 370381680.

The previous prime is 761340149. The next prime is 761340197. The reversal of 761340194 is 491043167.

It can be written as a sum of positive squares in 2 ways, for example, as 636906169 + 124434025 = 25237^2 + 11155^2 .

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

It is not an unprimeable number, because it can be changed into a prime (761340197) 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 3 ways as a sum of consecutive naturals, for example, 5144117 + ... + 5144264.

Almost surely, 2^761340194 is an apocalyptic number.

761340194 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

761340194 is a deficient number, since it is larger than the sum of its proper divisors (411535354).

761340194 is a wasteful number, since it uses less digits than its factorization.

761340194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10288420.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 761340194 is about 27592.3937707478. The cubic root of 761340194 is about 913.1166309129.

The spelling of 761340194 in words is "seven hundred sixty-one million, three hundred forty thousand, one hundred ninety-four".