53404250 has 32 divisors (see below), whose sum is σ = 105243840. Its totient is φ = 20235600.

The previous prime is 53404207. The next prime is 53404261. The reversal of 53404250 is 5240435.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 872 + ... + 10371.

It is an arithmetic number, because the mean of its divisors is an integer number (3288870).

Almost surely, 2^53404250 is an apocalyptic number.

53404250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

53404250 is a deficient number, since it is larger than the sum of its proper divisors (51839590).

53404250 is a wasteful number, since it uses less digits than its factorization.

53404250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11279 (or 11269 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 53404250 is about 7307.8211527103. The cubic root of 53404250 is about 376.5811755055.

Adding to 53404250 its reverse (5240435), we get a palindrome (58644685).

The spelling of 53404250 in words is "fifty-three million, four hundred four thousand, two hundred fifty".