92340721 has 8 divisors (see below), whose sum is σ = 101505888. Its totient is φ = 83304000.

The previous prime is 92340709. The next prime is 92340749. The reversal of 92340721 is 12704329.

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 92340721 - 2⁷ = 92340593 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 92340721.

It is not an unprimeable number, because it can be changed into a prime (92340701) 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, 30600 + ... + 33481.

It is an arithmetic number, because the mean of its divisors is an integer number (12688236).

Almost surely, 2^92340721 is an apocalyptic number.

It is an amenable number.

92340721 is a deficient number, since it is larger than the sum of its proper divisors (9165167).

92340721 is a wasteful number, since it uses less digits than its factorization.

92340721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64223.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 92340721 is about 9609.4079422200. The cubic root of 92340721 is about 451.9923527696.

The spelling of 92340721 in words is "ninety-two million, three hundred forty thousand, seven hundred twenty-one".