16141990 has 16 divisors (see below), whose sum is σ = 29841552. Its totient is φ = 6282144.

The previous prime is 16141973. The next prime is 16141997. The reversal of 16141990 is 9914161.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16141997) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21444 + ... + 22183.

It is an arithmetic number, because the mean of its divisors is an integer number (1865097).

Almost surely, 2^16141990 is an apocalyptic number.

16141990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16141990 is a deficient number, since it is larger than the sum of its proper divisors (13699562).

16141990 is a wasteful number, since it uses less digits than its factorization.

16141990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43671.

The product of its (nonzero) digits is 1944, while the sum is 31.

The square root of 16141990 is about 4017.7095464954. The cubic root of 16141990 is about 252.7274165886.

The spelling of 16141990 in words is "sixteen million, one hundred forty-one thousand, nine hundred ninety".