43740672 has 40 divisors (see below), whose sum is σ = 116531976. Its totient is φ = 14579712.

The previous prime is 43740617. The next prime is 43740689. The reversal of 43740672 is 27604734.

It is a super-3 number, since 3×43740672³ (a number of 24 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 12703 + ... + 15774.

Almost surely, 2^43740672 is an apocalyptic number.

It is an amenable number.

43740672 is an abundant number, since it is smaller than the sum of its proper divisors (72791304).

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

43740672 is an equidigital number, since it uses as much as digits as its factorization.

43740672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28498 (or 28482 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 33.

The square root of 43740672 is about 6613.6731095512. The cubic root of 43740672 is about 352.3398920794.

The spelling of 43740672 in words is "forty-three million, seven hundred forty thousand, six hundred seventy-two".