40160544 has 24 divisors (see below), whose sum is σ = 105421680. Its totient is φ = 13386816.

The previous prime is 40160489. The next prime is 40160557. The reversal of 40160544 is 44506104.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×40160544² = 3225738588751872, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 209074 + ... + 209265.

It is an arithmetic number, because the mean of its divisors is an integer number (4392570).

Almost surely, 2^40160544 is an apocalyptic number.

It is an amenable number.

40160544 is an abundant number, since it is smaller than the sum of its proper divisors (65261136).

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

40160544 is a wasteful number, since it uses less digits than its factorization.

40160544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418352 (or 418344 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 40160544 is about 6337.2347281760. The cubic root of 40160544 is about 342.4521225278.

Adding to 40160544 its reverse (44506104), we get a palindrome (84666648).

It can be divided in two parts, 40160 and 544, that added together give a palindrome (40704).

The spelling of 40160544 in words is "forty million, one hundred sixty thousand, five hundred forty-four".