16436642 has 8 divisors (see below), whose sum is σ = 25002432. Its totient is φ = 8102500.

The previous prime is 16436627. The next prime is 16436647. The reversal of 16436642 is 24663461.

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 = 16436599 and 16436608.

It is not an unprimeable number, because it can be changed into a prime (16436647) 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, 57734 + ... + 58017.

It is an arithmetic number, because the mean of its divisors is an integer number (3125304).

Almost surely, 2^16436642 is an apocalyptic number.

16436642 is a deficient number, since it is larger than the sum of its proper divisors (8565790).

16436642 is a wasteful number, since it uses less digits than its factorization.

16436642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115824.

The product of its digits is 20736, while the sum is 32.

The square root of 16436642 is about 4054.2128705829. The cubic root of 16436642 is about 254.2558956203.

The spelling of 16436642 in words is "sixteen million, four hundred thirty-six thousand, six hundred forty-two".