43401116 has 48 divisors (see below), whose sum is σ = 87478272. Its totient is φ = 18657600.

The previous prime is 43401109. The next prime is 43401131. The reversal of 43401116 is 61110434.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63770 + ... + 64446.

It is an arithmetic number, because the mean of its divisors is an integer number (1822464).

Almost surely, 2^43401116 is an apocalyptic number.

It is an amenable number.

43401116 is an abundant number, since it is smaller than the sum of its proper divisors (44077156).

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

43401116 is a wasteful number, since it uses less digits than its factorization.

43401116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 770 (or 768 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 43401116 is about 6587.9523374111. The cubic root of 43401116 is about 351.4257920393.

The spelling of 43401116 in words is "forty-three million, four hundred one thousand, one hundred sixteen".