36779573 has 4 divisors (see below), whose sum is σ = 38715360. Its totient is φ = 34843788.

The previous prime is 36779557. The next prime is 36779593. The reversal of 36779573 is 37597763.

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, and also an emirpimes, since its reverse is a distinct semiprime: 37597763 = 7 ⋅5371109.

It is a cyclic number.

It is not a de Polignac number, because 36779573 - 2⁴ = 36779557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36779503) 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, 967865 + ... + 967902.

It is an arithmetic number, because the mean of its divisors is an integer number (9678840).

Almost surely, 2^36779573 is an apocalyptic number.

It is an amenable number.

36779573 is a deficient number, since it is larger than the sum of its proper divisors (1935787).

36779573 is a wasteful number, since it uses less digits than its factorization.

36779573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1935786.

The product of its digits is 833490, while the sum is 47.

The square root of 36779573 is about 6064.6164759200. The cubic root of 36779573 is about 332.5591445093.

The spelling of 36779573 in words is "thirty-six million, seven hundred seventy-nine thousand, five hundred seventy-three".