52040401 has 12 divisors (see below), whose sum is σ = 60775680. Its totient is φ = 44430120.

The previous prime is 52040399. The next prime is 52040473. The reversal of 52040401 is 10404025.

It is not a de Polignac number, because 52040401 - 2¹ = 52040399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52040201) 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 11 ways as a sum of consecutive naturals, for example, 11320 + ... + 15238.

It is an arithmetic number, because the mean of its divisors is an integer number (5064640).

Almost surely, 2^52040401 is an apocalyptic number.

It is an amenable number.

52040401 is a deficient number, since it is larger than the sum of its proper divisors (8735279).

52040401 is a wasteful number, since it uses less digits than its factorization.

52040401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4204 (or 4197 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 52040401 is about 7213.9033123546. The cubic root of 52040401 is about 373.3477555192.

Adding to 52040401 its reverse (10404025), we get a palindrome (62444426).

It can be divided in two parts, 52040 and 401, that added together give a square (52441 = 229²).

The spelling of 52040401 in words is "fifty-two million, forty thousand, four hundred one".