90267906 has 8 divisors (see below), whose sum is σ = 180535824. Its totient is φ = 30089300.

The previous prime is 90267899. The next prime is 90267911. The reversal of 90267906 is 60976209.

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

90267906 is an admirable number.

It is a Curzon number.

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, 7522320 + ... + 7522331.

It is an arithmetic number, because the mean of its divisors is an integer number (22566978).

Almost surely, 2^90267906 is an apocalyptic number.

90267906 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

90267906 is a wasteful number, since it uses less digits than its factorization.

90267906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15044656.

The product of its (nonzero) digits is 40824, while the sum is 39.

The square root of 90267906 is about 9500.9423743121. The cubic root of 90267906 is about 448.5846990640.

The spelling of 90267906 in words is "ninety million, two hundred sixty-seven thousand, nine hundred six".