761336491 has 8 divisors (see below), whose sum is σ = 773412480. Its totient is φ = 749305152.

The previous prime is 761336473. The next prime is 761336519. The reversal of 761336491 is 194633167.

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 761336491 - 2¹³ = 761328299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (761336431) 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, 24081 + ... + 45853.

It is an arithmetic number, because the mean of its divisors is an integer number (96676560).

Almost surely, 2^761336491 is an apocalyptic number.

761336491 is a deficient number, since it is larger than the sum of its proper divisors (12075989).

761336491 is a wasteful number, since it uses less digits than its factorization.

761336491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22325.

The product of its digits is 81648, while the sum is 40.

The square root of 761336491 is about 27592.3266688404. The cubic root of 761336491 is about 913.1151505076.

The spelling of 761336491 in words is "seven hundred sixty-one million, three hundred thirty-six thousand, four hundred ninety-one".