43373201 has 4 divisors (see below), whose sum is σ = 44108400. Its totient is φ = 42638004.

The previous prime is 43373191. The next prime is 43373207. The reversal of 43373201 is 10237334.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10237334 = 2 ⋅5118667.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43373201 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (43373207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 367511 + ... + 367628.

It is an arithmetic number, because the mean of its divisors is an integer number (11027100).

Almost surely, 2^43373201 is an apocalyptic number.

It is an amenable number.

43373201 is a deficient number, since it is larger than the sum of its proper divisors (735199).

43373201 is an equidigital number, since it uses as much as digits as its factorization.

43373201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 735198.

The product of its (nonzero) digits is 1512, while the sum is 23.

The square root of 43373201 is about 6585.8333565313. The cubic root of 43373201 is about 351.3504318038.

The spelling of 43373201 in words is "forty-three million, three hundred seventy-three thousand, two hundred one".