90483999 has 4 divisors (see below), whose sum is σ = 120645336. Its totient is φ = 60322664.

The previous prime is 90483983. The next prime is 90484003. The reversal of 90483999 is 99938409.

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 90483999 - 2⁴ = 90483983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90483929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15080664 + ... + 15080669.

It is an arithmetic number, because the mean of its divisors is an integer number (30161334).

Almost surely, 2^90483999 is an apocalyptic number.

90483999 is a deficient number, since it is larger than the sum of its proper divisors (30161337).

90483999 is a wasteful number, since it uses less digits than its factorization.

90483999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30161336.

The product of its (nonzero) digits is 629856, while the sum is 51.

The square root of 90483999 is about 9512.3077641548. The cubic root of 90483999 is about 448.9423705349.

The spelling of 90483999 in words is "ninety million, four hundred eighty-three thousand, nine hundred ninety-nine".