40912344 has 128 divisors (see below), whose sum is σ = 126316800. Its totient is φ = 12165120.

The previous prime is 40912327. The next prime is 40912351. The reversal of 40912344 is 44321904.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 159064 + ... + 159320.

It is an arithmetic number, because the mean of its divisors is an integer number (986850).

Almost surely, 2^40912344 is an apocalyptic number.

40912344 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40912344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63158400).

40912344 is an abundant number, since it is smaller than the sum of its proper divisors (85404456).

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

40912344 is a wasteful number, since it uses less digits than its factorization.

40912344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350 (or 340 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 40912344 is about 6396.2757914274. The cubic root of 40912344 is about 344.5758113633.

The spelling of 40912344 in words is "forty million, nine hundred twelve thousand, three hundred forty-four".