53554332 has 48 divisors (see below), whose sum is σ = 135293312. Its totient is φ = 16390080.

The previous prime is 53554321. The next prime is 53554343. The reversal of 53554332 is 23345535.

It is an interprime number because it is at equal distance from previous prime (53554321) and next prime (53554343).

It is a self number, because there is not a number n which added to its sum of digits gives 53554332.

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, 32103 + ... + 33729.

Almost surely, 2^53554332 is an apocalyptic number.

53554332 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53554332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67646656).

53554332 is an abundant number, since it is smaller than the sum of its proper divisors (81738980).

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

53554332 is a wasteful number, since it uses less digits than its factorization.

53554332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1858 (or 1856 counting only the distinct ones).

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

The square root of 53554332 is about 7318.0825357466. The cubic root of 53554332 is about 376.9336143361.

Adding to 53554332 its reverse (23345535), we get a palindrome (76899867).

The spelling of 53554332 in words is "fifty-three million, five hundred fifty-four thousand, three hundred thirty-two".