16325990 has 8 divisors (see below), whose sum is σ = 29386800. Its totient is φ = 6530392.

The previous prime is 16325963. The next prime is 16325999. The reversal of 16325990 is 9952361.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 16325990.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16325999) 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, 816290 + ... + 816309.

It is an arithmetic number, because the mean of its divisors is an integer number (3673350).

Almost surely, 2^16325990 is an apocalyptic number.

16325990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16325990 is a deficient number, since it is larger than the sum of its proper divisors (13060810).

16325990 is a wasteful number, since it uses less digits than its factorization.

16325990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1632606.

The product of its (nonzero) digits is 14580, while the sum is 35.

The square root of 16325990 is about 4040.5432803028. The cubic root of 16325990 is about 253.6840575411.

The spelling of 16325990 in words is "sixteen million, three hundred twenty-five thousand, nine hundred ninety".