43264540 has 24 divisors (see below), whose sum is σ = 99115632. Its totient is φ = 15732480.

The previous prime is 43264531. The next prime is 43264567. The reversal of 43264540 is 4546234.

It is a junction number, because it is equal to n+sod(n) for n = 43264499 and 43264508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98109 + ... + 98548.

It is an arithmetic number, because the mean of its divisors is an integer number (4129818).

Almost surely, 2^43264540 is an apocalyptic number.

It is an amenable number.

43264540 is an abundant number, since it is smaller than the sum of its proper divisors (55851092).

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

43264540 is a wasteful number, since it uses less digits than its factorization.

43264540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196677 (or 196675 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 43264540 is about 6577.5785818187. The cubic root of 43264540 is about 351.0567787738.

The spelling of 43264540 in words is "forty-three million, two hundred sixty-four thousand, five hundred forty".