40608100 has 36 divisors (see below), whose sum is σ = 94901044. Its totient is φ = 14993280.

The previous prime is 40608089. The next prime is 40608101. The reversal of 40608100 is 180604.

It can be written as a sum of positive squares in 6 ways, for example, as 589824 + 40018276 = 768^2 + 6326^2 .

It is a super-2 number, since 2×40608100² = 3298035571220000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40608101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14319 + ... + 16918.

Almost surely, 2^40608100 is an apocalyptic number.

It is an amenable number.

40608100 is an abundant number, since it is smaller than the sum of its proper divisors (54292944).

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

40608100 is a wasteful number, since it uses less digits than its factorization.

40608100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31264 (or 31257 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 40608100 is about 6372.4485090113. The cubic root of 40608100 is about 343.7195411028.

Adding to 40608100 its reverse (180604), we get a palindrome (40788704).

The spelling of 40608100 in words is "forty million, six hundred eight thousand, one hundred".