40332123 has 12 divisors (see below), whose sum is σ = 62739040. Its totient is φ = 24819696.

The previous prime is 40332121. The next prime is 40332137. The reversal of 40332123 is 32123304.

It is not a de Polignac number, because 40332123 - 2¹ = 40332121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40332096 and 40332105.

It is not an unprimeable number, because it can be changed into a prime (40332121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 172243 + ... + 172476.

Almost surely, 2^40332123 is an apocalyptic number.

40332123 is a deficient number, since it is larger than the sum of its proper divisors (22406917).

40332123 is a wasteful number, since it uses less digits than its factorization.

40332123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344738 (or 344735 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 40332123 is about 6350.7576713334. The cubic root of 40332123 is about 342.9391188655.

Adding to 40332123 its reverse (32123304), we get a palindrome (72455427).

The spelling of 40332123 in words is "forty million, three hundred thirty-two thousand, one hundred twenty-three".