91260122 has 8 divisors (see below), whose sum is σ = 138301716. Its totient is φ = 45159552.

The previous prime is 91260119. The next prime is 91260139. The reversal of 91260122 is 22106219.

It can be written as a sum of positive squares in 2 ways, for example, as 91030681 + 229441 = 9541^2 + 479^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 235013 + ... + 235400.

Almost surely, 2^91260122 is an apocalyptic number.

91260122 is a deficient number, since it is larger than the sum of its proper divisors (47041594).

91260122 is a wasteful number, since it uses less digits than its factorization.

91260122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470512.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 91260122 is about 9553.0163822742. The cubic root of 91260122 is about 450.2223131979. Note that the first 3 decimals are identical.

The spelling of 91260122 in words is "ninety-one million, two hundred sixty thousand, one hundred twenty-two".