40830337 has 2 divisors, whose sum is σ = 40830338. Its totient is φ = 40830336.

The previous prime is 40830329. The next prime is 40830341. The reversal of 40830337 is 73303804.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35808256 + 5022081 = 5984^2 + 2241^2 .

It is a cyclic number.

It is not a de Polignac number, because 40830337 - 2³ = 40830329 is a prime.

It is equal to p_2481139 and since 40830337 and 2481139 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (40830367) 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 as a sum of consecutive naturals, namely, 20415168 + 20415169.

It is an arithmetic number, because the mean of its divisors is an integer number (20415169).

Almost surely, 2^40830337 is an apocalyptic number.

It is an amenable number.

40830337 is a deficient number, since it is larger than the sum of its proper divisors (1).

40830337 is an equidigital number, since it uses as much as digits as its factorization.

40830337 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 40830337 is about 6389.8620485892. The cubic root of 40830337 is about 344.3454283278.

The spelling of 40830337 in words is "forty million, eight hundred thirty thousand, three hundred thirty-seven".