53343030 has 32 divisors (see below), whose sum is σ = 137872224. Its totient is φ = 13130496.

The previous prime is 53343029. The next prime is 53343061. The reversal of 53343030 is 3034335.

It is a junction number, because it is equal to n+sod(n) for n = 53342988 and 53343006.

It is a congruent number.

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, 67999 + ... + 68778.

It is an arithmetic number, because the mean of its divisors is an integer number (4308507).

Almost surely, 2^53343030 is an apocalyptic number.

53343030 is an abundant number, since it is smaller than the sum of its proper divisors (84529194).

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

53343030 is a wasteful number, since it uses less digits than its factorization.

53343030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136800.

The product of its (nonzero) digits is 1620, while the sum is 21.

The square root of 53343030 is about 7303.6312886125. The cubic root of 53343030 is about 376.4372224518.

Adding to 53343030 its reverse (3034335), we get a palindrome (56377365).

The spelling of 53343030 in words is "fifty-three million, three hundred forty-three thousand, thirty".