43097274 has 48 divisors (see below), whose sum is σ = 102342240. Its totient is φ = 12998880.

The previous prime is 43097269. The next prime is 43097279. The reversal of 43097274 is 47279034.

43097274 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (43097269) and next prime (43097279).

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (43097279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 60432 + ... + 61140.

It is an arithmetic number, because the mean of its divisors is an integer number (2132130).

Almost surely, 2^43097274 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43097274, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51171120).

43097274 is an abundant number, since it is smaller than the sum of its proper divisors (59244966).

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

43097274 is a wasteful number, since it uses less digits than its factorization.

43097274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1035 (or 1032 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 43097274 is about 6564.8514073054. The cubic root of 43097274 is about 350.6037850224.

The spelling of 43097274 in words is "forty-three million, ninety-seven thousand, two hundred seventy-four".