16453044 has 36 divisors (see below), whose sum is σ = 43132544. Its totient is φ = 5484024.

The previous prime is 16453039. The next prime is 16453061. The reversal of 16453044 is 44035461.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a junction number, because it is equal to n+sod(n) for n = 16452999 and 16453017.

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, 7492 + ... + 9435.

Almost surely, 2^16453044 is an apocalyptic number.

It is an amenable number.

16453044 is an abundant number, since it is smaller than the sum of its proper divisors (26679500).

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

16453044 is a wasteful number, since it uses less digits than its factorization.

16453044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16946 (or 16932 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 16453044 is about 4056.2352002812. The cubic root of 16453044 is about 254.3404408455.

The spelling of 16453044 in words is "sixteen million, four hundred fifty-three thousand, forty-four".