16002994 has 8 divisors (see below), whose sum is σ = 27433728. Its totient is φ = 6858420.

The previous prime is 16002991. The next prime is 16003021. The reversal of 16002994 is 49920061.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (16002991) 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, 571522 + ... + 571549.

It is an arithmetic number, because the mean of its divisors is an integer number (3429216).

Almost surely, 2^16002994 is an apocalyptic number.

16002994 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

16002994 is a deficient number, since it is larger than the sum of its proper divisors (11430734).

16002994 is a wasteful number, since it uses less digits than its factorization.

16002994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1143080.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 16002994 is about 4000.3742324938. The cubic root of 16002994 is about 251.9999265138. Note that the first 4 decimals are identical.

The spelling of 16002994 in words is "sixteen million, two thousand, nine hundred ninety-four".