40026319 has 2 divisors, whose sum is σ = 40026320. Its totient is φ = 40026318.

The previous prime is 40026299. The next prime is 40026323. The reversal of 40026319 is 91362004.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40026319 - 2⁷ = 40026191 is a prime.

It is a super-2 number, since 2×40026319² = 3204212425379522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40026293 and 40026302.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40026359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20013159 + 20013160.

It is an arithmetic number, because the mean of its divisors is an integer number (20013160).

Almost surely, 2^40026319 is an apocalyptic number.

40026319 is a deficient number, since it is larger than the sum of its proper divisors (1).

40026319 is an equidigital number, since it uses as much as digits as its factorization.

40026319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 40026319 is about 6326.6356778307. The cubic root of 40026319 is about 342.0701809851.

The spelling of 40026319 in words is "forty million, twenty-six thousand, three hundred nineteen".