16003950 has 24 divisors (see below), whose sum is σ = 39690168. Its totient is φ = 4267680.

The previous prime is 16003937. The next prime is 16003957. The reversal of 16003950 is 5930061.

It is a super-2 number, since 2×16003950² = 512252831205000, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 16003950.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16003957) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53197 + ... + 53496.

It is an arithmetic number, because the mean of its divisors is an integer number (1653757).

Almost surely, 2^16003950 is an apocalyptic number.

16003950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16003950 is an abundant number, since it is smaller than the sum of its proper divisors (23686218).

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

16003950 is a wasteful number, since it uses less digits than its factorization.

16003950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106708 (or 106703 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 24.

The square root of 16003950 is about 4000.4937195301. The cubic root of 16003950 is about 252.0049444734.

The spelling of 16003950 in words is "sixteen million, three thousand, nine hundred fifty".