40024519 has 2 divisors, whose sum is σ = 40024520. Its totient is φ = 40024518.

The previous prime is 40024499. The next prime is 40024541. The reversal of 40024519 is 91542004.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40024519 - 2²¹ = 37927367 is a prime.

It is a super-2 number, since 2×40024519² = 3203924242362722, which contains 22 as substring.

It is equal to p_2435056 and since 40024519 and 2435056 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 40024493 and 40024502.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40024549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20012259 + 20012260.

It is an arithmetic number, because the mean of its divisors is an integer number (20012260).

Almost surely, 2^40024519 is an apocalyptic number.

40024519 is a deficient number, since it is larger than the sum of its proper divisors (1).

40024519 is an equidigital number, since it uses as much as digits as its factorization.

40024519 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 40024519 is about 6326.4934205293. The cubic root of 40024519 is about 342.0650532294.

The spelling of 40024519 in words is "forty million, twenty-four thousand, five hundred nineteen".