16481292 has 12 divisors (see below), whose sum is σ = 38456376. Its totient is φ = 5493760.

The previous prime is 16481291. The next prime is 16481293. The reversal of 16481292 is 29218461.

It is an interprime number because it is at equal distance from previous prime (16481291) and next prime (16481293).

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (16481291) 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, 686709 + ... + 686732.

It is an arithmetic number, because the mean of its divisors is an integer number (3204698).

Almost surely, 2^16481292 is an apocalyptic number.

16481292 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16481292 is an abundant number, since it is smaller than the sum of its proper divisors (21975084).

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

16481292 is a wasteful number, since it uses less digits than its factorization.

16481292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1373448 (or 1373446 counting only the distinct ones).

The product of its digits is 6912, while the sum is 33.

The square root of 16481292 is about 4059.7157535965. The cubic root of 16481292 is about 254.4859154655.

The spelling of 16481292 in words is "sixteen million, four hundred eighty-one thousand, two hundred ninety-two".