40484439 has 24 divisors (see below), whose sum is σ = 61337952. Its totient is φ = 25681920.

The previous prime is 40484407. The next prime is 40484447. The reversal of 40484439 is 93448404.

It is not a de Polignac number, because 40484439 - 2⁵ = 40484407 is a prime.

It is a super-2 number, since 2×40484439² = 3277979602289442, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40484039) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52819 + ... + 53579.

It is an arithmetic number, because the mean of its divisors is an integer number (2555748).

Almost surely, 2^40484439 is an apocalyptic number.

40484439 is a deficient number, since it is larger than the sum of its proper divisors (20853513).

40484439 is a wasteful number, since it uses less digits than its factorization.

40484439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1047 (or 1044 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The square root of 40484439 is about 6362.7383255954. The cubic root of 40484439 is about 343.3702846668.

The spelling of 40484439 in words is "forty million, four hundred eighty-four thousand, four hundred thirty-nine".