43270072 has 16 divisors (see below), whose sum is σ = 81300240. Its totient is φ = 21590016.

The previous prime is 43270063. The next prime is 43270103. The reversal of 43270072 is 27007234.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1353 + ... + 9400.

It is an arithmetic number, because the mean of its divisors is an integer number (5081265).

Almost surely, 2^43270072 is an apocalyptic number.

It is an amenable number.

43270072 is a deficient number, since it is larger than the sum of its proper divisors (38030168).

43270072 is a wasteful number, since it uses less digits than its factorization.

43270072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11262 (or 11258 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 25.

The square root of 43270072 is about 6577.9990878686. Note that the first 3 decimals coincide. The cubic root of 43270072 is about 351.0717407059.

The spelling of 43270072 in words is "forty-three million, two hundred seventy thousand, seventy-two".