43096521 has 24 divisors (see below), whose sum is σ = 62717760. Its totient is φ = 26310336.

The previous prime is 43096519. The next prime is 43096553. The reversal of 43096521 is 12569034.

It is not a de Polignac number, because 43096521 - 2¹ = 43096519 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (43096021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 84415 + ... + 84923.

It is an arithmetic number, because the mean of its divisors is an integer number (2613240).

Almost surely, 2^43096521 is an apocalyptic number.

It is an amenable number.

43096521 is a deficient number, since it is larger than the sum of its proper divisors (19621239).

43096521 is a wasteful number, since it uses less digits than its factorization.

43096521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705 (or 692 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 43096521 is about 6564.7940561757. The cubic root of 43096521 is about 350.6017430820.

The spelling of 43096521 in words is "forty-three million, ninety-six thousand, five hundred twenty-one".