16040492 has 24 divisors (see below), whose sum is σ = 30347856. Its totient is φ = 7374528.

The previous prime is 16040491. The next prime is 16040513. The reversal of 16040492 is 29404061.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (16040491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18983 + ... + 19809.

It is an arithmetic number, because the mean of its divisors is an integer number (1264494).

Almost surely, 2^16040492 is an apocalyptic number.

It is an amenable number.

16040492 is a deficient number, since it is larger than the sum of its proper divisors (14307364).

16040492 is a wasteful number, since it uses less digits than its factorization.

16040492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1217 (or 1215 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 16040492 is about 4005.0583016980. The cubic root of 16040492 is about 252.1966005902.

The spelling of 16040492 in words is "sixteen million, forty thousand, four hundred ninety-two".