40123104 has 48 divisors (see below), whose sum is σ = 120371328. Its totient is φ = 11463552.

The previous prime is 40123099. The next prime is 40123121. The reversal of 40123104 is 40132104.

It is a tau number, because it is divible by the number of its divisors (48).

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, 29182 + ... + 30525.

It is an arithmetic number, because the mean of its divisors is an integer number (2507736).

Almost surely, 2^40123104 is an apocalyptic number.

It is an amenable number.

40123104 is an abundant number, since it is smaller than the sum of its proper divisors (80248224).

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

40123104 is a wasteful number, since it uses less digits than its factorization.

40123104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59727 (or 59719 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 40123104 is about 6334.2800695896. The cubic root of 40123104 is about 342.3456714978.

Adding to 40123104 its reverse (40132104), we get a palindrome (80255208).

The spelling of 40123104 in words is "forty million, one hundred twenty-three thousand, one hundred four".