36405036 has 36 divisors (see below), whose sum is σ = 94995264. Its totient is φ = 11743200.

The previous prime is 36405029. The next prime is 36405059. The reversal of 36405036 is 63050463.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×36405036² = 2650653292322592, which contains 22 as substring.

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, 15195 + ... + 17426.

Almost surely, 2^36405036 is an apocalyptic number.

36405036 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

36405036 is an abundant number, since it is smaller than the sum of its proper divisors (58590228).

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

36405036 is a wasteful number, since it uses less digits than its factorization.

36405036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32662 (or 32657 counting only the distinct ones).

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

The square root of 36405036 is about 6033.6585916010. The cubic root of 36405036 is about 331.4264423240.

Adding to 36405036 its reverse (63050463), we get a palindrome (99455499).

The spelling of 36405036 in words is "thirty-six million, four hundred five thousand, thirty-six".