990652343 has 16 divisors (see below), whose sum is σ = 1096139520. Its totient is φ = 891101376.

The previous prime is 990652307. The next prime is 990652349. The reversal of 990652343 is 343256099.

It is a cyclic number.

It is not a de Polignac number, because 990652343 - 2⁸ = 990652087 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 990652343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (990652349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51596 + ... + 68142.

It is an arithmetic number, because the mean of its divisors is an integer number (68508720).

Almost surely, 2^990652343 is an apocalyptic number.

990652343 is a deficient number, since it is larger than the sum of its proper divisors (105487177).

990652343 is a wasteful number, since it uses less digits than its factorization.

990652343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16726.

The product of its (nonzero) digits is 174960, while the sum is 41.

The square root of 990652343 is about 31474.6301487404. The cubic root of 990652343 is about 996.8743548546.

The spelling of 990652343 in words is "nine hundred ninety million, six hundred fifty-two thousand, three hundred forty-three".