40973724 has 72 divisors (see below), whose sum is σ = 114162048. Its totient is φ = 12287520.

The previous prime is 40973693. The next prime is 40973729. The reversal of 40973724 is 42737904.

40973724 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40973729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41889 + ... + 42855.

It is an arithmetic number, because the mean of its divisors is an integer number (1585584).

Almost surely, 2^40973724 is an apocalyptic number.

40973724 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 40973724, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57081024).

40973724 is an abundant number, since it is smaller than the sum of its proper divisors (73188324).

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

40973724 is a wasteful number, since it uses less digits than its factorization.

40973724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1095 (or 1090 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 40973724 is about 6401.0720977036. The cubic root of 40973724 is about 344.7480454051.

The spelling of 40973724 in words is "forty million, nine hundred seventy-three thousand, seven hundred twenty-four".