40913432 has 96 divisors (see below), whose sum is σ = 95418000. Its totient is φ = 16369920.

The previous prime is 40913423. The next prime is 40913437. The reversal of 40913432 is 23431904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40913437) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 670682 + ... + 670742.

Almost surely, 2^40913432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40913432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47709000).

40913432 is an abundant number, since it is smaller than the sum of its proper divisors (54504568).

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

40913432 is a wasteful number, since it uses less digits than its factorization.

40913432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169 (or 158 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 40913432 is about 6396.3608403529. The cubic root of 40913432 is about 344.5788658218.

The spelling of 40913432 in words is "forty million, nine hundred thirteen thousand, four hundred thirty-two".