43000026 has 16 divisors (see below), whose sum is σ = 87458400. Its totient is φ = 14090288.

The previous prime is 43000019. The next prime is 43000037. The reversal of 43000026 is 62000034.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 42999969 and 43000014.

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, 60381 + ... + 61088.

It is an arithmetic number, because the mean of its divisors is an integer number (5466150).

Almost surely, 2^43000026 is an apocalyptic number.

43000026 is an abundant number, since it is smaller than the sum of its proper divisors (44458374).

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

43000026 is a wasteful number, since it uses less digits than its factorization.

43000026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121533.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 43000026 is about 6557.4405067831. The cubic root of 43000026 is about 350.3398766498.

The spelling of 43000026 in words is "forty-three million, twenty-six", and thus it is an aban number and an uban number.