92640761 has 8 divisors (see below), whose sum is σ = 97408200. Its totient is φ = 87978240.

The previous prime is 92640749. The next prime is 92640763. The reversal of 92640761 is 16704629.

It can be written as a sum of positive squares in 4 ways, for example, as 4280761 + 88360000 = 2069^2 + 9400^2 .

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 92640761 - 2⁶ = 92640697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (92640763) 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, 24416 + ... + 27953.

It is an arithmetic number, because the mean of its divisors is an integer number (12176025).

Almost surely, 2^92640761 is an apocalyptic number.

It is an amenable number.

92640761 is a deficient number, since it is larger than the sum of its proper divisors (4767439).

92640761 is a wasteful number, since it uses less digits than its factorization.

92640761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52459.

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

The square root of 92640761 is about 9625.0070649325. The cubic root of 92640761 is about 452.4813720036.

The spelling of 92640761 in words is "ninety-two million, six hundred forty thousand, seven hundred sixty-one".