16653852 has 18 divisors (see below), whose sum is σ = 42097328. Its totient is φ = 5551272.

The previous prime is 16653809. The next prime is 16653869. The reversal of 16653852 is 25835661.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 462607 = 16653852 / (1 + 6 + 6 + 5 + 3 + 8 + 5 + 2).

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 231268 + ... + 231339.

Almost surely, 2^16653852 is an apocalyptic number.

16653852 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16653852 is an abundant number, since it is smaller than the sum of its proper divisors (25443476).

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

16653852 is a wasteful number, since it uses less digits than its factorization.

16653852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462617 (or 462612 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 16653852 is about 4080.9131331113. The cubic root of 16653852 is about 255.3709940124.

The spelling of 16653852 in words is "sixteen million, six hundred fifty-three thousand, eight hundred fifty-two".