16738452 has 36 divisors (see below), whose sum is σ = 43772820. Its totient is φ = 5386752.

The previous prime is 16738399. The next prime is 16738459. The reversal of 16738452 is 25483761.

It can be written as a sum of positive squares in 2 ways, for example, as 2944656 + 13793796 = 1716^2 + 3714^2 .

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 (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16738459) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6973 + ... + 9060.

Almost surely, 2^16738452 is an apocalyptic number.

16738452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16738452 is an abundant number, since it is smaller than the sum of its proper divisors (27034368).

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

16738452 is a wasteful number, since it uses less digits than its factorization.

16738452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16072 (or 16067 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 16738452 is about 4091.2653299438. The cubic root of 16738452 is about 255.8026840550.

The spelling of 16738452 in words is "sixteen million, seven hundred thirty-eight thousand, four hundred fifty-two".