40274719 has 2 divisors, whose sum is σ = 40274720. Its totient is φ = 40274718.

The previous prime is 40274711. The next prime is 40274747. The reversal of 40274719 is 91747204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40274719 - 2³ = 40274711 is a prime.

It is a super-2 number, since 2×40274719² = 3244105981057922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40274711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20137359 + 20137360.

It is an arithmetic number, because the mean of its divisors is an integer number (20137360).

Almost surely, 2^40274719 is an apocalyptic number.

40274719 is a deficient number, since it is larger than the sum of its proper divisors (1).

40274719 is an equidigital number, since it uses as much as digits as its factorization.

40274719 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 40274719 is about 6346.2366013252. The cubic root of 40274719 is about 342.7763418801.

The spelling of 40274719 in words is "forty million, two hundred seventy-four thousand, seven hundred nineteen".