16001874 has 80 divisors (see below), whose sum is σ = 41678208. Its totient is φ = 4494528.

The previous prime is 16001863. The next prime is 16001893. The reversal of 16001874 is 47810061.

It is a happy number.

16001874 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 116734 + ... + 116870.

Almost surely, 2^16001874 is an apocalyptic number.

16001874 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 16001874, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20839104).

16001874 is an abundant number, since it is smaller than the sum of its proper divisors (25676334).

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

16001874 is a wasteful number, since it uses less digits than its factorization.

16001874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261 (or 252 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The square root of 16001874 is about 4000.2342431413. The cubic root of 16001874 is about 251.9940474784.

The spelling of 16001874 in words is "sixteen million, one thousand, eight hundred seventy-four".