36401436 has 36 divisors (see below), whose sum is σ = 92917552. Its totient is φ = 12014784.

The previous prime is 36401429. The next prime is 36401461. The reversal of 36401436 is 63410463.

36401436 is a `hidden beast` number, since 3 + 640 + 14 + 3 + 6 = 666.

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

It is a congruent number.

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, 1201 + ... + 8616.

Almost surely, 2^36401436 is an apocalyptic number.

36401436 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

36401436 is an abundant number, since it is smaller than the sum of its proper divisors (56516116).

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

36401436 is a wasteful number, since it uses less digits than its factorization.

36401436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9930 (or 9925 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 36401436 is about 6033.3602577668. The cubic root of 36401436 is about 331.4155173288.

Adding to 36401436 its reverse (63410463), we get a palindrome (99811899).

The spelling of 36401436 in words is "thirty-six million, four hundred one thousand, four hundred thirty-six".