40536492 has 12 divisors (see below), whose sum is σ = 94585176. Its totient is φ = 13512160.

The previous prime is 40536473. The next prime is 40536533. The reversal of 40536492 is 29463504.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1689009 + ... + 1689032.

It is an arithmetic number, because the mean of its divisors is an integer number (7882098).

Almost surely, 2^40536492 is an apocalyptic number.

It is an amenable number.

40536492 is an abundant number, since it is smaller than the sum of its proper divisors (54048684).

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

40536492 is a wasteful number, since it uses less digits than its factorization.

40536492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3378048 (or 3378046 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 40536492 is about 6366.8274674283. The cubic root of 40536492 is about 343.5173847959.

Adding to 40536492 its reverse (29463504), we get a palindrome (69999996).

The spelling of 40536492 in words is "forty million, five hundred thirty-six thousand, four hundred ninety-two".