16100406 has 24 divisors (see below), whose sum is σ = 39867984. Its totient is φ = 4600080.

The previous prime is 16100389. The next prime is 16100419. The reversal of 16100406 is 60400161.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63765 + ... + 64016.

It is an arithmetic number, because the mean of its divisors is an integer number (1661166).

Almost surely, 2^16100406 is an apocalyptic number.

16100406 is an abundant number, since it is smaller than the sum of its proper divisors (23767578).

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

16100406 is a wasteful number, since it uses less digits than its factorization.

16100406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127796 (or 127793 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 16100406 is about 4012.5311213746. The cubic root of 16100406 is about 252.5102096973.

Adding to 16100406 its reverse (60400161), we get a palindrome (76500567).

The spelling of 16100406 in words is "sixteen million, one hundred thousand, four hundred six".