16103772 has 60 divisors (see below), whose sum is σ = 43949136. Its totient is φ = 5132160.

The previous prime is 16103767. The next prime is 16103779. The reversal of 16103772 is 27730161.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16103779) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6372 + ... + 8532.

Almost surely, 2^16103772 is an apocalyptic number.

16103772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16103772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21974568).

16103772 is an abundant number, since it is smaller than the sum of its proper divisors (27845364).

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

16103772 is a wasteful number, since it uses less digits than its factorization.

16103772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2200 (or 2189 counting only the distinct ones).

The product of its (nonzero) digits is 1764, while the sum is 27.

The square root of 16103772 is about 4012.9505354539. The cubic root of 16103772 is about 252.5278053228.

The spelling of 16103772 in words is "sixteen million, one hundred three thousand, seven hundred seventy-two".