925522491 has 4 divisors (see below), whose sum is σ = 1234029992. Its totient is φ = 617014992.

The previous prime is 925522457. The next prime is 925522513. The reversal of 925522491 is 194225529.

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

It is not a de Polignac number, because 925522491 - 2⁶ = 925522427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (925522441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154253746 + ... + 154253751.

It is an arithmetic number, because the mean of its divisors is an integer number (308507498).

Almost surely, 2^925522491 is an apocalyptic number.

925522491 is a deficient number, since it is larger than the sum of its proper divisors (308507501).

925522491 is a wasteful number, since it uses less digits than its factorization.

925522491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308507500.

The product of its digits is 64800, while the sum is 39.

The square root of 925522491 is about 30422.4011379773. The cubic root of 925522491 is about 974.5310007343.

The spelling of 925522491 in words is "nine hundred twenty-five million, five hundred twenty-two thousand, four hundred ninety-one".