40374413 has 2 divisors, whose sum is σ = 40374414. Its totient is φ = 40374412.

The previous prime is 40374379. The next prime is 40374461. The reversal of 40374413 is 31447304.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23833924 + 16540489 = 4882^2 + 4067^2 .

It is a cyclic number.

It is not a de Polignac number, because 40374413 - 2⁸ = 40374157 is a prime.

It is equal to p_2455109 and since 40374413 and 2455109 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 (40374713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20187206 + 20187207.

It is an arithmetic number, because the mean of its divisors is an integer number (20187207).

Almost surely, 2^40374413 is an apocalyptic number.

It is an amenable number.

40374413 is a deficient number, since it is larger than the sum of its proper divisors (1).

40374413 is an equidigital number, since it uses as much as digits as its factorization.

40374413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 40374413 is about 6354.0863229893. The cubic root of 40374413 is about 343.0589392323.

The spelling of 40374413 in words is "forty million, three hundred seventy-four thousand, four hundred thirteen".