16497142 has 8 divisors (see below), whose sum is σ = 25115256. Its totient is φ = 8125392.

The previous prime is 16497139. The next prime is 16497179. The reversal of 16497142 is 24179461.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 16497098 and 16497107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61423 + ... + 61690.

It is an arithmetic number, because the mean of its divisors is an integer number (3139407).

Almost surely, 2^16497142 is an apocalyptic number.

16497142 is a deficient number, since it is larger than the sum of its proper divisors (8618114).

16497142 is a wasteful number, since it uses less digits than its factorization.

16497142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123182.

The product of its digits is 12096, while the sum is 34.

The square root of 16497142 is about 4061.6673916016. The cubic root of 16497142 is about 254.5674687284.

The spelling of 16497142 in words is "sixteen million, four hundred ninety-seven thousand, one hundred forty-two".