53403412 has 12 divisors (see below), whose sum is σ = 93552256. Its totient is φ = 26674200.

The previous prime is 53403407. The next prime is 53403419. The reversal of 53403412 is 21430435.

It is a hoax number, since the sum of its digits (22) 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 (53403419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2148 + ... + 10555.

Almost surely, 2^53403412 is an apocalyptic number.

It is an amenable number.

53403412 is a deficient number, since it is larger than the sum of its proper divisors (40148844).

53403412 is a wasteful number, since it uses less digits than its factorization.

53403412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13758 (or 13756 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 53403412 is about 7307.7638166542. The cubic root of 53403412 is about 376.5792057705.

Adding to 53403412 its reverse (21430435), we get a palindrome (74833847).

The spelling of 53403412 in words is "fifty-three million, four hundred three thousand, four hundred twelve".