43121466 has 24 divisors (see below), whose sum is σ = 95419584. Its totient is φ = 14067720.

The previous prime is 43121459. The next prime is 43121467. The reversal of 43121466 is 66412134.

It is not an unprimeable number, because it can be changed into a prime (43121467) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24640 + ... + 26331.

It is an arithmetic number, because the mean of its divisors is an integer number (3975816).

Almost surely, 2^43121466 is an apocalyptic number.

43121466 is an abundant number, since it is smaller than the sum of its proper divisors (52298118).

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

43121466 is a wasteful number, since it uses less digits than its factorization.

43121466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51026 (or 51023 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 43121466 is about 6566.6936886077. The cubic root of 43121466 is about 350.6693747873.

It can be divided in two parts, 4312 and 1466, that added together give a triangular number (5778 = T₁₀₇).

The spelling of 43121466 in words is "forty-three million, one hundred twenty-one thousand, four hundred sixty-six".