990302 has 4 divisors (see below), whose sum is σ = 1485456. Its totient is φ = 495150.

The previous prime is 990293. The next prime is 990307. The reversal of 990302 is 203099.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (990307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247574 + ... + 247577.

It is an arithmetic number, because the mean of its divisors is an integer number (371364).

2⁹⁹⁰³⁰² is an apocalyptic number.

990302 is a deficient number, since it is larger than the sum of its proper divisors (495154).

990302 is a wasteful number, since it uses less digits than its factorization.

990302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495153.

The product of its (nonzero) digits is 486, while the sum is 23.

The square root of 990302 is about 995.1391862448. The cubic root of 990302 is about 99.6756826530.

The spelling of 990302 in words is "nine hundred ninety thousand, three hundred two".