16485790 has 8 divisors (see below), whose sum is σ = 29674440. Its totient is φ = 6594312.

The previous prime is 16485761. The next prime is 16485797. The reversal of 16485790 is 9758461.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16485797) 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, 824280 + ... + 824299.

It is an arithmetic number, because the mean of its divisors is an integer number (3709305).

Almost surely, 2^16485790 is an apocalyptic number.

16485790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16485790 is a deficient number, since it is larger than the sum of its proper divisors (13188650).

16485790 is a wasteful number, since it uses less digits than its factorization.

16485790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1648586.

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 16485790 is about 4060.2696954759. The cubic root of 16485790 is about 254.5090644098.

The spelling of 16485790 in words is "sixteen million, four hundred eighty-five thousand, seven hundred ninety".