40573824 has 64 divisors (see below), whose sum is σ = 108621840. Its totient is φ = 13418496.

The previous prime is 40573807. The next prime is 40573837. The reversal of 40573824 is 42837504.

It is a tau number, because it is divible by the number of its divisors (64).

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 7 ways as a sum of consecutive naturals, for example, 59952 + ... + 60624.

Almost surely, 2^40573824 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 40573824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54310920).

40573824 is an abundant number, since it is smaller than the sum of its proper divisors (68048016).

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

40573824 is a wasteful number, since it uses less digits than its factorization.

40573824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847 (or 835 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 33.

The square root of 40573824 is about 6369.7585511540. The cubic root of 40573824 is about 343.6228063193.

The spelling of 40573824 in words is "forty million, five hundred seventy-three thousand, eight hundred twenty-four".