43481742 has 16 divisors (see below), whose sum is σ = 87416400. Its totient is φ = 14418432.

The previous prime is 43481741. The next prime is 43481743. The reversal of 43481742 is 24718434.

It is an interprime number because it is at equal distance from previous prime (43481741) and next prime (43481743).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43481741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17617 + ... + 19932.

It is an arithmetic number, because the mean of its divisors is an integer number (5463525).

Almost surely, 2^43481742 is an apocalyptic number.

43481742 is an abundant number, since it is smaller than the sum of its proper divisors (43934658).

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

43481742 is a wasteful number, since it uses less digits than its factorization.

43481742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37747.

The product of its digits is 21504, while the sum is 33.

The square root of 43481742 is about 6594.0686984592. The cubic root of 43481742 is about 351.6432713061.

The spelling of 43481742 in words is "forty-three million, four hundred eighty-one thousand, seven hundred forty-two".