40204352 has 14 divisors (see below), whose sum is σ = 79780638. Its totient is φ = 20102144.

The previous prime is 40204349. The next prime is 40204357. The reversal of 40204352 is 25340204.

40204352 is nontrivially palindromic in base 7.

It can be written as a sum of positive squares in only one way, i.e., 22429696 + 17774656 = 4736^2 + 4216^2 .

It is not an unprimeable number, because it can be changed into a prime (40204357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 314033 + ... + 314160.

It is an arithmetic number, because the mean of its divisors is an integer number (5698617).

Almost surely, 2^40204352 is an apocalyptic number.

It is an amenable number.

40204352 is a deficient number, since it is larger than the sum of its proper divisors (39576286).

40204352 is an equidigital number, since it uses as much as digits as its factorization.

40204352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628205 (or 628195 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 40204352 is about 6340.6901832529. The cubic root of 40204352 is about 342.5765953686.

Adding to 40204352 its reverse (25340204), we get a palindrome (65544556).

The spelling of 40204352 in words is "forty million, two hundred four thousand, three hundred fifty-two".