405024052 has 48 divisors (see below), whose sum is σ = 769280512. Its totient is φ = 186157440.

The previous prime is 405024001. The next prime is 405024071. The reversal of 405024052 is 250420504.

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 15 ways as a sum of consecutive naturals, for example, 196258 + ... + 198310.

Almost surely, 2^405024052 is an apocalyptic number.

It is an amenable number.

405024052 is a deficient number, since it is larger than the sum of its proper divisors (364256460).

405024052 is a wasteful number, since it uses less digits than its factorization.

405024052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2168 (or 2166 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 405024052 is about 20125.2093653706. The cubic root of 405024052 is about 739.8782682642.

Adding to 405024052 its reverse (250420504), we get a palindrome (655444556).

The spelling of 405024052 in words is "four hundred five million, twenty-four thousand, fifty-two".