40488404 has 24 divisors (see below), whose sum is σ = 77534688. Its totient is φ = 18347040.

The previous prime is 40488403. The next prime is 40488439.

It is a happy number.

40488404 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40488403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15179 + ... + 17645.

It is an arithmetic number, because the mean of its divisors is an integer number (3230612).

Almost surely, 2^40488404 is an apocalyptic number.

40488404 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40488404 is a deficient number, since it is larger than the sum of its proper divisors (37046284).

40488404 is a wasteful number, since it uses less digits than its factorization.

40488404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2855 (or 2853 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 32.

The square root of 40488404 is about 6363.0498976513. The cubic root of 40488404 is about 343.3814940661.

The spelling of 40488404 in words is "forty million, four hundred eighty-eight thousand, four hundred four".