36479777 has 4 divisors (see below), whose sum is σ = 37656576. Its totient is φ = 35302980.

The previous prime is 36479731. The next prime is 36479783. The reversal of 36479777 is 77797463.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 36479777 - 2¹⁴ = 36463393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36479717) 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, 588353 + ... + 588414.

It is an arithmetic number, because the mean of its divisors is an integer number (9414144).

Almost surely, 2^36479777 is an apocalyptic number.

It is an amenable number.

36479777 is a deficient number, since it is larger than the sum of its proper divisors (1176799).

36479777 is a wasteful number, since it uses less digits than its factorization.

36479777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1176798.

The product of its digits is 1555848, while the sum is 50.

The square root of 36479777 is about 6039.8490875187. The cubic root of 36479777 is about 331.6530978796.

The spelling of 36479777 in words is "thirty-six million, four hundred seventy-nine thousand, seven hundred seventy-seven".