40750189 has 2 divisors, whose sum is σ = 40750190. Its totient is φ = 40750188.

The previous prime is 40750183. The next prime is 40750211. The reversal of 40750189 is 98105704.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21696964 + 19053225 = 4658^2 + 4365^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40750189 is a prime.

It is equal to p_2476519 and since 40750189 and 2476519 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40750183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20375094 + 20375095.

It is an arithmetic number, because the mean of its divisors is an integer number (20375095).

Almost surely, 2^40750189 is an apocalyptic number.

It is an amenable number.

40750189 is a deficient number, since it is larger than the sum of its proper divisors (1).

40750189 is an equidigital number, since it uses as much as digits as its factorization.

40750189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 40750189 is about 6383.5874710072. The cubic root of 40750189 is about 344.1199695359.

The spelling of 40750189 in words is "forty million, seven hundred fifty thousand, one hundred eighty-nine".