40382249 has 2 divisors, whose sum is σ = 40382250. Its totient is φ = 40382248.

The previous prime is 40382219. The next prime is 40382263. The reversal of 40382249 is 94228304.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39187600 + 1194649 = 6260^2 + 1093^2 .

It is a cyclic number.

It is not a de Polignac number, because 40382249 - 2²⁴ = 23605033 is a prime.

It is not a weakly prime, because it can be changed into another prime (40382219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20191124 + 20191125.

It is an arithmetic number, because the mean of its divisors is an integer number (20191125).

Almost surely, 2^40382249 is an apocalyptic number.

It is an amenable number.

40382249 is a deficient number, since it is larger than the sum of its proper divisors (1).

40382249 is an equidigital number, since it uses as much as digits as its factorization.

40382249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 40382249 is about 6354.7029041490. The cubic root of 40382249 is about 343.0811318022.

The spelling of 40382249 in words is "forty million, three hundred eighty-two thousand, two hundred forty-nine".