40230232 has 32 divisors (see below), whose sum is σ = 87628320. Its totient is φ = 16957440.
The previous prime is 40230191. The next prime is 40230247. The reversal of 40230232 is 23203204.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2473 + ... + 9304.
It is an arithmetic number, because the mean of its divisors is an integer number (2738385).
Almost surely, 240230232 is an apocalyptic number.
It is an amenable number.
40230232 is an abundant number, since it is smaller than the sum of its proper divisors (47398088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40230232 is a wasteful number, since it uses less digits than its factorization.
40230232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11851 (or 11847 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 16.
The square root of 40230232 is about 6342.7306422392. The cubic root of 40230232 is about 342.6500864226.
Adding to 40230232 its reverse (23203204), we get a palindrome (63433436).
It can be divided in two parts, 40230 and 232, that multiplied together give a triangular number (9333360 = T4320).
The spelling of 40230232 in words is "forty million, two hundred thirty thousand, two hundred thirty-two".
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