91414425 has 12 divisors (see below), whose sum is σ = 151138640. Its totient is φ = 48754320.

The previous prime is 91414403. The next prime is 91414429. The reversal of 91414425 is 52441419.

It is not a de Polignac number, because 91414425 - 2⁶ = 91414361 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 91414392 and 91414401.

It is not an unprimeable number, because it can be changed into a prime (91414429) 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 11 ways as a sum of consecutive naturals, for example, 609355 + ... + 609504.

Almost surely, 2^91414425 is an apocalyptic number.

It is an amenable number.

91414425 is a deficient number, since it is larger than the sum of its proper divisors (59724215).

91414425 is a wasteful number, since it uses less digits than its factorization.

91414425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1218872 (or 1218867 counting only the distinct ones).

The product of its digits is 5760, while the sum is 30.

The square root of 91414425 is about 9561.0891116023. The cubic root of 91414425 is about 450.4759162506.

The spelling of 91414425 in words is "ninety-one million, four hundred fourteen thousand, four hundred twenty-five".