90422695 has 12 divisors (see below), whose sum is σ = 119269080. Its totient is φ = 65761520.

The previous prime is 90422687. The next prime is 90422699. The reversal of 90422695 is 59622409.

It is not a de Polignac number, because 90422695 - 2³ = 90422687 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90422699) 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, 74125 + ... + 75334.

It is an arithmetic number, because the mean of its divisors is an integer number (9939090).

Almost surely, 2^90422695 is an apocalyptic number.

90422695 is a deficient number, since it is larger than the sum of its proper divisors (28846385).

90422695 is a wasteful number, since it uses less digits than its factorization.

90422695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149486 (or 149475 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 90422695 is about 9509.0848665894. The cubic root of 90422695 is about 448.8409596732.

The spelling of 90422695 in words is "ninety million, four hundred twenty-two thousand, six hundred ninety-five".