52040404 has 12 divisors (see below), whose sum is σ = 98076244. Its totient is φ = 24018624.

The previous prime is 52040399. The next prime is 52040473. The reversal of 52040404 is 40404025.

It can be written as a sum of positive squares in 2 ways, for example, as 26030404 + 26010000 = 5102^2 + 5100^2 .

52040404 is a modest number, since divided by 40404 gives 52 as remainder.

It is a congruent number.

It is an unprimeable number.

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, 500337 + ... + 500440.

Almost surely, 2^52040404 is an apocalyptic number.

It is an amenable number.

52040404 is a deficient number, since it is larger than the sum of its proper divisors (46035840).

52040404 is a wasteful number, since it uses less digits than its factorization.

52040404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000794 (or 1000792 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 52040404 is about 7213.9035202864. The cubic root of 52040404 is about 373.3477626934.

Adding to 52040404 its reverse (40404025), we get a palindrome (92444429).

The spelling of 52040404 in words is "fifty-two million, forty thousand, four hundred four".