90426448 has 20 divisors (see below), whose sum is σ = 200230240. Its totient is φ = 38754144.

The previous prime is 90426433. The next prime is 90426521. The reversal of 90426448 is 84462409.

It is a congruent 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, 403578 + ... + 403801.

It is an arithmetic number, because the mean of its divisors is an integer number (10011512).

Almost surely, 2^90426448 is an apocalyptic number.

It is an amenable number.

90426448 is an abundant number, since it is smaller than the sum of its proper divisors (109803792).

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

90426448 is a wasteful number, since it uses less digits than its factorization.

90426448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 807394 (or 807388 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 37.

The square root of 90426448 is about 9509.2822021433. The cubic root of 90426448 is about 448.8471693120.

The spelling of 90426448 in words is "ninety million, four hundred twenty-six thousand, four hundred forty-eight".