16212142 has 8 divisors (see below), whose sum is σ = 24975576. Its totient is φ = 7886952.

The previous prime is 16212139. The next prime is 16212173. The reversal of 16212142 is 24121261.

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

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, 109468 + ... + 109615.

It is an arithmetic number, because the mean of its divisors is an integer number (3121947).

Almost surely, 2^16212142 is an apocalyptic number.

16212142 is a deficient number, since it is larger than the sum of its proper divisors (8763434).

16212142 is a wasteful number, since it uses less digits than its factorization.

16212142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219122.

The product of its digits is 192, while the sum is 19.

The square root of 16212142 is about 4026.4304290525. The cubic root of 16212142 is about 253.0929996025.

The spelling of 16212142 in words is "sixteen million, two hundred twelve thousand, one hundred forty-two".