43273242 has 12 divisors (see below), whose sum is σ = 93758730. Its totient is φ = 14424408.

The previous prime is 43273213. The next prime is 43273253. The reversal of 43273242 is 24237234.

It can be written as a sum of positive squares in only one way, i.e., 38825361 + 4447881 = 6231^2 + 2109^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1202017 + ... + 1202052.

Almost surely, 2^43273242 is an apocalyptic number.

43273242 is an abundant number, since it is smaller than the sum of its proper divisors (50485488).

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

43273242 is a wasteful number, since it uses less digits than its factorization.

43273242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2404077 (or 2404074 counting only the distinct ones).

The product of its digits is 8064, while the sum is 27.

The square root of 43273242 is about 6578.2400381865. The cubic root of 43273242 is about 351.0803137618.

It can be divided in two parts, 4327 and 3242, that added together give a square (7569 = 87²).

The spelling of 43273242 in words is "forty-three million, two hundred seventy-three thousand, two hundred forty-two".