40353532 has 12 divisors (see below), whose sum is σ = 72527560. Its totient is φ = 19631376.

The previous prime is 40353527. The next prime is 40353541. The reversal of 40353532 is 23535304.

It is a happy number.

It is a nialpdrome in base 7.

It is a junction number, because it is equal to n+sod(n) for n = 40353497 and 40353506.

It is a congruent number.

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, 136182 + ... + 136477.

Almost surely, 2^40353532 is an apocalyptic number.

It is an amenable number.

40353532 is a deficient number, since it is larger than the sum of its proper divisors (32174028).

40353532 is a wasteful number, since it uses less digits than its factorization.

40353532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272700 (or 272698 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 25.

The square root of 40353532 is about 6352.4429946281. The cubic root of 40353532 is about 342.9997875034. Note that the first 3 decimals are identical.

Adding to 40353532 its reverse (23535304), we get a palindrome (63888836).

It can be divided in two parts, 403 and 53532, that added together give a palindrome (53935).

The spelling of 40353532 in words is "forty million, three hundred fifty-three thousand, five hundred thirty-two".