92121601 has 32 divisors (see below), whose sum is σ = 116137728. Its totient is φ = 71850240.

The previous prime is 92121599. The next prime is 92121611. The reversal of 92121601 is 10612129.

It is not a de Polignac number, because 92121601 - 2¹ = 92121599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (92121611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 121315 + ... + 122071.

It is an arithmetic number, because the mean of its divisors is an integer number (3629304).

Almost surely, 2^92121601 is an apocalyptic number.

It is an amenable number.

92121601 is a deficient number, since it is larger than the sum of its proper divisors (24016127).

92121601 is a wasteful number, since it uses less digits than its factorization.

92121601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841.

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 92121601 is about 9597.9998437174. Note that the first 3 decimals coincide. The cubic root of 92121601 is about 451.6345510465.

It can be divided in two parts, 921 and 21601, that added together give a palindrome (22522).

The spelling of 92121601 in words is "ninety-two million, one hundred twenty-one thousand, six hundred one".