90419299 has 4 divisors (see below), whose sum is σ = 90601000. Its totient is φ = 90237600.

The previous prime is 90419291. The next prime is 90419353. The reversal of 90419299 is 99291409.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 90419299 - 2³ = 90419291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90419291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90102 + ... + 91099.

It is an arithmetic number, because the mean of its divisors is an integer number (22650250).

Almost surely, 2^90419299 is an apocalyptic number.

90419299 is a deficient number, since it is larger than the sum of its proper divisors (181701).

90419299 is a wasteful number, since it uses less digits than its factorization.

90419299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181700.

The product of its (nonzero) digits is 52488, while the sum is 43.

The square root of 90419299 is about 9508.9062988337. The cubic root of 90419299 is about 448.8353405714.

The spelling of 90419299 in words is "ninety million, four hundred nineteen thousand, two hundred ninety-nine".