16112420 has 24 divisors (see below), whose sum is σ = 35308224. Its totient is φ = 6164576.

The previous prime is 16112377. The next prime is 16112423. The reversal of 16112420 is 2421161.

It is a super-2 number, since 2×16112420² = 519220156512800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16112423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17054 + ... + 17973.

It is an arithmetic number, because the mean of its divisors is an integer number (1471176).

Almost surely, 2^16112420 is an apocalyptic number.

16112420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16112420 is an abundant number, since it is smaller than the sum of its proper divisors (19195804).

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

16112420 is a wasteful number, since it uses less digits than its factorization.

16112420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35059 (or 35057 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 16112420 is about 4014.0279022448. The cubic root of 16112420 is about 252.5730011451.

Adding to 16112420 its reverse (2421161), we get a palindrome (18533581).

The spelling of 16112420 in words is "sixteen million, one hundred twelve thousand, four hundred twenty".