40760389 has 2 divisors, whose sum is σ = 40760390. Its totient is φ = 40760388.

The previous prime is 40760371. The next prime is 40760411. The reversal of 40760389 is 98306704.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26697889 + 14062500 = 5167^2 + 3750^2 .

It is a cyclic number.

It is not a de Polignac number, because 40760389 - 2¹⁷ = 40629317 is a prime.

It is a super-2 number, since 2×40760389² = 3322818622862642, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40760359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20380194 + 20380195.

It is an arithmetic number, because the mean of its divisors is an integer number (20380195).

Almost surely, 2^40760389 is an apocalyptic number.

It is an amenable number.

40760389 is a deficient number, since it is larger than the sum of its proper divisors (1).

40760389 is an equidigital number, since it uses as much as digits as its factorization.

40760389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 40760389 is about 6384.3863448259. The cubic root of 40760389 is about 344.1486788578.

The spelling of 40760389 in words is "forty million, seven hundred sixty thousand, three hundred eighty-nine".