53434550 has 24 divisors (see below), whose sum is σ = 107034816. Its totient is φ = 19729440.

The previous prime is 53434523. The next prime is 53434561. The reversal of 53434550 is 5543435.

It is a super-2 number, since 2×53434550² = 5710502267405000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40454 + ... + 41753.

It is an arithmetic number, because the mean of its divisors is an integer number (4459784).

Almost surely, 2^53434550 is an apocalyptic number.

53434550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

53434550 is an abundant number, since it is smaller than the sum of its proper divisors (53600266).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53434550 is a wasteful number, since it uses less digits than its factorization.

53434550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82232 (or 82227 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 29.

The square root of 53434550 is about 7309.8939800793. The cubic root of 53434550 is about 376.6523823996.

Adding to 53434550 its reverse (5543435), we get a palindrome (58977985).

The spelling of 53434550 in words is "fifty-three million, four hundred thirty-four thousand, five hundred fifty".