40441534 has 16 divisors (see below), whose sum is σ = 69860736. Its totient is φ = 17199000.

The previous prime is 40441523. The next prime is 40441537. The reversal of 40441534 is 43514404.

It is a junction number, because it is equal to n+sod(n) for n = 40441499 and 40441508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40441537) 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, 9192 + ... + 12859.

It is an arithmetic number, because the mean of its divisors is an integer number (4366296).

Almost surely, 2^40441534 is an apocalyptic number.

40441534 is a deficient number, since it is larger than the sum of its proper divisors (29419202).

40441534 is a wasteful number, since it uses less digits than its factorization.

40441534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22191.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 40441534 is about 6359.3658488878. The cubic root of 40441534 is about 343.2489416695.

Adding to 40441534 its reverse (43514404), we get a palindrome (83955938).

The spelling of 40441534 in words is "forty million, four hundred forty-one thousand, five hundred thirty-four".