40136601 has 16 divisors (see below), whose sum is σ = 55236800. Its totient is φ = 25904448.

The previous prime is 40136573. The next prime is 40136617. The reversal of 40136601 is 10663104.

It is not a de Polignac number, because 40136601 - 2¹⁰ = 40135577 is a prime.

It is a super-2 number, since 2×40136601² = 3221893479666402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40136651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24630 + ... + 26208.

It is an arithmetic number, because the mean of its divisors is an integer number (3452300).

Almost surely, 2^40136601 is an apocalyptic number.

It is an amenable number.

40136601 is a deficient number, since it is larger than the sum of its proper divisors (15100199).

40136601 is a wasteful number, since it uses less digits than its factorization.

40136601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1848.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 40136601 is about 6335.3453733794. The cubic root of 40136601 is about 342.3840543832.

Adding to 40136601 its reverse (10663104), we get a palindrome (50799705).

The spelling of 40136601 in words is "forty million, one hundred thirty-six thousand, six hundred one".