53353542 has 64 divisors (see below), whose sum is σ = 121927680. Its totient is φ = 15417600.

The previous prime is 53353541. The next prime is 53353543. The reversal of 53353542 is 24535335.

It is an interprime number because it is at equal distance from previous prime (53353541) and next prime (53353543).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53353541) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 181948 + ... + 182240.

It is an arithmetic number, because the mean of its divisors is an integer number (1905120).

Almost surely, 2^53353542 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53353542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60963840).

53353542 is an abundant number, since it is smaller than the sum of its proper divisors (68574138).

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

53353542 is a wasteful number, since it uses less digits than its factorization.

53353542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429.

The product of its digits is 27000, while the sum is 30.

The square root of 53353542 is about 7304.3508951857. The cubic root of 53353542 is about 376.4619482574.

Adding to 53353542 its reverse (24535335), we get a palindrome (77888877).

The spelling of 53353542 in words is "fifty-three million, three hundred fifty-three thousand, five hundred forty-two".