43794036 has 144 divisors (see below), whose sum is σ = 133555968. Its totient is φ = 11923200.

The previous prime is 43794019. The next prime is 43794061. The reversal of 43794036 is 63049734.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 241866 + ... + 242046.

It is an arithmetic number, because the mean of its divisors is an integer number (927472).

Almost surely, 2^43794036 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43794036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66777984).

43794036 is an abundant number, since it is smaller than the sum of its proper divisors (89761932).

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

43794036 is a wasteful number, since it uses less digits than its factorization.

43794036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262 (or 257 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The square root of 43794036 is about 6617.7062491471. The cubic root of 43794036 is about 352.4831197590.

The spelling of 43794036 in words is "forty-three million, seven hundred ninety-four thousand, thirty-six".