36820019 has 2 divisors, whose sum is σ = 36820020. Its totient is φ = 36820018.

The previous prime is 36819989. The next prime is 36820031. The reversal of 36820019 is 91002863.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 36820019 - 2¹² = 36815923 is a prime.

It is a super-2 number, since 2×36820019² = 2711427598320722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 36819973 and 36820000.

It is not a weakly prime, because it can be changed into another prime (36820099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18410009 + 18410010.

It is an arithmetic number, because the mean of its divisors is an integer number (18410010).

Almost surely, 2^36820019 is an apocalyptic number.

36820019 is a deficient number, since it is larger than the sum of its proper divisors (1).

36820019 is an equidigital number, since it uses as much as digits as its factorization.

36820019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 36820019 is about 6067.9501481143. The cubic root of 36820019 is about 332.6810034522.

The spelling of 36820019 in words is "thirty-six million, eight hundred twenty thousand, nineteen".