43486941 has 4 divisors (see below), whose sum is σ = 57982592. Its totient is φ = 28991292.

The previous prime is 43486939. The next prime is 43486981. The reversal of 43486941 is 14968434.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 43486941 - 2¹ = 43486939 is a prime.

It is a super-2 number, since 2×43486941² = 3782228075074962, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 43486941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43486981) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7247821 + ... + 7247826.

It is an arithmetic number, because the mean of its divisors is an integer number (14495648).

Almost surely, 2^43486941 is an apocalyptic number.

It is an amenable number.

43486941 is a deficient number, since it is larger than the sum of its proper divisors (14495651).

43486941 is a wasteful number, since it uses less digits than its factorization.

43486941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14495650.

The product of its digits is 82944, while the sum is 39.

The square root of 43486941 is about 6594.4629045890. The cubic root of 43486941 is about 351.6572857746.

The spelling of 43486941 in words is "forty-three million, four hundred eighty-six thousand, nine hundred forty-one".