90291441 has 8 divisors (see below), whose sum is σ = 120432960. Its totient is φ = 60172112.

The previous prime is 90291419. The next prime is 90291457. The reversal of 90291441 is 14419209.

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

It is a cyclic number.

It is not a de Polignac number, because 90291441 - 2⁹ = 90290929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 90291399 and 90291408.

It is not an unprimeable number, because it can be changed into a prime (90291241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11020 + ... + 17378.

It is an arithmetic number, because the mean of its divisors is an integer number (15054120).

Almost surely, 2^90291441 is an apocalyptic number.

It is an amenable number.

90291441 is a deficient number, since it is larger than the sum of its proper divisors (30141519).

90291441 is a wasteful number, since it uses less digits than its factorization.

90291441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11095.

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 90291441 is about 9502.1808549406. The cubic root of 90291441 is about 448.6236812595.

The spelling of 90291441 in words is "ninety million, two hundred ninety-one thousand, four hundred forty-one".