36405306 has 24 divisors (see below), whose sum is σ = 90146784. Its totient is φ = 10401480.

The previous prime is 36405289. The next prime is 36405337. The reversal of 36405306 is 60350463.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 36405306.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 144340 + ... + 144591.

It is an arithmetic number, because the mean of its divisors is an integer number (3756116).

Almost surely, 2^36405306 is an apocalyptic number.

36405306 is an abundant number, since it is smaller than the sum of its proper divisors (53741478).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36405306 is a wasteful number, since it uses less digits than its factorization.

36405306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288946 (or 288943 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 36405306 is about 6033.6809660439. The cubic root of 36405306 is about 331.4272616696.

Adding to 36405306 its reverse (60350463), we get a palindrome (96755769).

The spelling of 36405306 in words is "thirty-six million, four hundred five thousand, three hundred six".