36782769 has 4 divisors (see below), whose sum is σ = 49043696. Its totient is φ = 24521844.

The previous prime is 36782737. The next prime is 36782777. The reversal of 36782769 is 96728763.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 36782769 - 2⁵ = 36782737 is a prime.

It is a super-2 number, since 2×36782769² = 2705944190614722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36782789) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6130459 + ... + 6130464.

It is an arithmetic number, because the mean of its divisors is an integer number (12260924).

Almost surely, 2^36782769 is an apocalyptic number.

It is an amenable number.

36782769 is a deficient number, since it is larger than the sum of its proper divisors (12260927).

36782769 is a wasteful number, since it uses less digits than its factorization.

36782769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12260926.

The product of its digits is 762048, while the sum is 48.

The square root of 36782769 is about 6064.8799658361. The cubic root of 36782769 is about 332.5687769235.

The spelling of 36782769 in words is "thirty-six million, seven hundred eighty-two thousand, seven hundred sixty-nine".