16000494 has 8 divisors (see below), whose sum is σ = 32001000. Its totient is φ = 5333496.

The previous prime is 16000487. The next prime is 16000499. The reversal of 16000494 is 49400061.

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

16000494 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16000499) 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, 1333369 + ... + 1333380.

It is an arithmetic number, because the mean of its divisors is an integer number (4000125).

Almost surely, 2^16000494 is an apocalyptic number.

16000494 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

16000494 is a wasteful number, since it uses less digits than its factorization.

16000494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2666754.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 16000494 is about 4000.0617495234. The cubic root of 16000494 is about 251.9868032898.

The spelling of 16000494 in words is "sixteen million, four hundred ninety-four", and thus it is an aban number.