16494330 has 32 divisors (see below), whose sum is σ = 40953600. Its totient is φ = 4246592.

The previous prime is 16494329. The next prime is 16494347. The reversal of 16494330 is 3349461.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8610 + ... + 10349.

It is an arithmetic number, because the mean of its divisors is an integer number (1279800).

Almost surely, 2^16494330 is an apocalyptic number.

16494330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16494330 is an abundant number, since it is smaller than the sum of its proper divisors (24459270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16494330 is a wasteful number, since it uses less digits than its factorization.

16494330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18998.

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 16494330 is about 4061.3212135954. The cubic root of 16494330 is about 254.5530039118.

The spelling of 16494330 in words is "sixteen million, four hundred ninety-four thousand, three hundred thirty".