40712104 has 8 divisors (see below), whose sum is σ = 76335210. Its totient is φ = 20356048.

The previous prime is 40712101. The next prime is 40712129. The reversal of 40712104 is 40121704.

It can be written as a sum of positive squares in only one way, i.e., 40068900 + 643204 = 6330^2 + 802^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (40712101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2544499 + ... + 2544514.

Almost surely, 2^40712104 is an apocalyptic number.

It is an amenable number.

40712104 is a deficient number, since it is larger than the sum of its proper divisors (35623106).

40712104 is a wasteful number, since it uses less digits than its factorization.

40712104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5089019 (or 5089015 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 19.

The square root of 40712104 is about 6380.6037331901. The cubic root of 40712104 is about 344.0127316362.

Adding to 40712104 its reverse (40121704), we get a palindrome (80833808).

The spelling of 40712104 in words is "forty million, seven hundred twelve thousand, one hundred four".