40353424 has 10 divisors (see below), whose sum is σ = 78184790. Its totient is φ = 20176704.

The previous prime is 40353373. The next prime is 40353433. The reversal of 40353424 is 42435304.

It can be written as a sum of positive squares in only one way, i.e., 27878400 + 12475024 = 5280^2 + 3532^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1261029 + ... + 1261060.

It is an arithmetic number, because the mean of its divisors is an integer number (7818479).

Almost surely, 2^40353424 is an apocalyptic number.

It is an amenable number.

40353424 is a deficient number, since it is larger than the sum of its proper divisors (37831366).

40353424 is a wasteful number, since it uses less digits than its factorization.

40353424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2522097 (or 2522091 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 40353424 is about 6352.4344939558. The cubic root of 40353424 is about 342.9994815078. Note that the first 3 decimals are identical.

Adding to 40353424 its reverse (42435304), we get a palindrome (82788728).

The spelling of 40353424 in words is "forty million, three hundred fifty-three thousand, four hundred twenty-four".