90244067 has 6 divisors (see below), whose sum is σ = 90718524. Its totient is φ = 89772060.

The previous prime is 90244051. The next prime is 90244081. The reversal of 90244067 is 76044209.

It is not a de Polignac number, because 90244067 - 2⁴ = 90244051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90244087) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 43508 + ... + 45534.

It is an arithmetic number, because the mean of its divisors is an integer number (15119754).

Almost surely, 2^90244067 is an apocalyptic number.

90244067 is a deficient number, since it is larger than the sum of its proper divisors (474457).

90244067 is an equidigital number, since it uses as much as digits as its factorization.

90244067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2449 (or 2238 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 90244067 is about 9499.6877317099. The cubic root of 90244067 is about 448.5452064298.

The spelling of 90244067 in words is "ninety million, two hundred forty-four thousand, sixty-seven".