43213026 has 16 divisors (see below), whose sum is σ = 86905728. Its totient is φ = 14324400.

The previous prime is 43212991. The next prime is 43213033. The reversal of 43213026 is 62031234.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 43212993 and 43213011.

It is an unprimeable number.

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, 18810 + ... + 20981.

It is an arithmetic number, because the mean of its divisors is an integer number (5431608).

Almost surely, 2^43213026 is an apocalyptic number.

43213026 is an abundant number, since it is smaller than the sum of its proper divisors (43692702).

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

43213026 is a wasteful number, since it uses less digits than its factorization.

43213026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39977.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 43213026 is about 6573.6615367693. The cubic root of 43213026 is about 350.9173919443.

The spelling of 43213026 in words is "forty-three million, two hundred thirteen thousand, twenty-six".