36780819 has 8 divisors (see below), whose sum is σ = 49090560. Its totient is φ = 24495816.

The previous prime is 36780803. The next prime is 36780823. The reversal of 36780819 is 91808763.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 36780819 - 2⁴ = 36780803 is a prime.

It is a super-2 number, since 2×36780819² = 2705657292621522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (36780889) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2379 + ... + 8900.

It is an arithmetic number, because the mean of its divisors is an integer number (6136320).

Almost surely, 2^36780819 is an apocalyptic number.

36780819 is a deficient number, since it is larger than the sum of its proper divisors (12309741).

36780819 is a wasteful number, since it uses less digits than its factorization.

36780819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12369.

The product of its (nonzero) digits is 72576, while the sum is 42.

The square root of 36780819 is about 6064.7192020736. The cubic root of 36780819 is about 332.5628998911.

The spelling of 36780819 in words is "thirty-six million, seven hundred eighty thousand, eight hundred nineteen".