43796538 has 40 divisors (see below), whose sum is σ = 98525460. Its totient is φ = 14541120.

The previous prime is 43796513. The next prime is 43796549. The reversal of 43796538 is 83569734.

43796538 is a `hidden beast` number, since 43 + 79 + 6 + 538 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 37124649 + 6671889 = 6093^2 + 2583^2 .

It is a junction number, because it is equal to n+sod(n) for n = 43796493 and 43796502.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 65928 + ... + 66588.

Almost surely, 2^43796538 is an apocalyptic number.

43796538 is an abundant number, since it is smaller than the sum of its proper divisors (54728922).

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

43796538 is a wasteful number, since it uses less digits than its factorization.

43796538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1084 (or 1075 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The square root of 43796538 is about 6617.8952847563. The cubic root of 43796538 is about 352.4898322101.

The spelling of 43796538 in words is "forty-three million, seven hundred ninety-six thousand, five hundred thirty-eight".