92020251 has 4 divisors (see below), whose sum is σ = 122693672. Its totient is φ = 61346832.

The previous prime is 92020207. The next prime is 92020259. The reversal of 92020251 is 15202029.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 92020251 - 2¹⁰ = 92019227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (92020259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15336706 + ... + 15336711.

It is an arithmetic number, because the mean of its divisors is an integer number (30673418).

Almost surely, 2^92020251 is an apocalyptic number.

92020251 is a deficient number, since it is larger than the sum of its proper divisors (30673421).

92020251 is a wasteful number, since it uses less digits than its factorization.

92020251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30673420.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 92020251 is about 9592.7186448889. The cubic root of 92020251 is about 451.4688643972.

The spelling of 92020251 in words is "ninety-two million, twenty thousand, two hundred fifty-one".