43264061 has 8 divisors (see below), whose sum is σ = 44439864. Its totient is φ = 42094080.

The previous prime is 43264049. The next prime is 43264093. The reversal of 43264061 is 16046234.

It can be written as a sum of positive squares in 4 ways, for example, as 1092025 + 42172036 = 1045^2 + 6494^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43264061 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 43264061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43264261) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 16535 + ... + 18971.

It is an arithmetic number, because the mean of its divisors is an integer number (5554983).

Almost surely, 2^43264061 is an apocalyptic number.

43264061 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

43264061 is a deficient number, since it is larger than the sum of its proper divisors (1175803).

43264061 is a wasteful number, since it uses less digits than its factorization.

43264061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2911.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 43264061 is about 6577.5421701423. The cubic root of 43264061 is about 351.0554832030.

The spelling of 43264061 in words is "forty-three million, two hundred sixty-four thousand, sixty-one".