40109548 has 12 divisors (see below), whose sum is σ = 70295680. Its totient is φ = 20025072.

The previous prime is 40109543. The next prime is 40109561. The reversal of 40109548 is 84590104.

It is a happy number.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (40109543) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4236 + ... + 9907.

Almost surely, 2^40109548 is an apocalyptic number.

It is an amenable number.

40109548 is a deficient number, since it is larger than the sum of its proper divisors (30186132).

40109548 is a wasteful number, since it uses less digits than its factorization.

40109548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14856 (or 14854 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 40109548 is about 6333.2099286223. The cubic root of 40109548 is about 342.3071121624.

The spelling of 40109548 in words is "forty million, one hundred nine thousand, five hundred forty-eight".