36878719 has 2 divisors, whose sum is σ = 36878720. Its totient is φ = 36878718.

The previous prime is 36878713. The next prime is 36878741. The reversal of 36878719 is 91787863.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 36878719 - 2³ = 36878711 is a prime.

It is a super-2 number, since 2×36878719² = 2720079830161922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36878711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18439359 + 18439360.

It is an arithmetic number, because the mean of its divisors is an integer number (18439360).

Almost surely, 2^36878719 is an apocalyptic number.

36878719 is a deficient number, since it is larger than the sum of its proper divisors (1).

36878719 is an equidigital number, since it uses as much as digits as its factorization.

36878719 is an evil number, because the sum of its binary digits is even.

The product of its digits is 508032, while the sum is 49.

The square root of 36878719 is about 6072.7851106391. The cubic root of 36878719 is about 332.8577008663.

The spelling of 36878719 in words is "thirty-six million, eight hundred seventy-eight thousand, seven hundred nineteen".