43225370 has 16 divisors (see below), whose sum is σ = 80489160. Its totient is φ = 16693824.

The previous prime is 43225337. The next prime is 43225379. The reversal of 43225370 is 7352234.

It can be written as a sum of positive squares in 4 ways, for example, as 27678121 + 15547249 = 5261^2 + 3943^2 .

It is a super-2 number, since 2×43225370² = 3736865223273800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (43225379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74237 + ... + 74816.

Almost surely, 2^43225370 is an apocalyptic number.

43225370 is a deficient number, since it is larger than the sum of its proper divisors (37263790).

43225370 is a wasteful number, since it uses less digits than its factorization.

43225370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149089.

The product of its (nonzero) digits is 5040, while the sum is 26.

The square root of 43225370 is about 6574.6003680832. The cubic root of 43225370 is about 350.9508024866.

The spelling of 43225370 in words is "forty-three million, two hundred twenty-five thousand, three hundred seventy".