40203132 has 12 divisors (see below), whose sum is σ = 93807336. Its totient is φ = 13401040.

The previous prime is 40203101. The next prime is 40203133. The reversal of 40203132 is 23130204.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40203133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1675119 + ... + 1675142.

It is an arithmetic number, because the mean of its divisors is an integer number (7817278).

Almost surely, 2^40203132 is an apocalyptic number.

It is an amenable number.

40203132 is an abundant number, since it is smaller than the sum of its proper divisors (53604204).

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

40203132 is a wasteful number, since it uses less digits than its factorization.

40203132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3350268 (or 3350266 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 40203132 is about 6340.5939784850. The cubic root of 40203132 is about 342.5731301743.

Adding to 40203132 its reverse (23130204), we get a palindrome (63333336).

The spelling of 40203132 in words is "forty million, two hundred three thousand, one hundred thirty-two".