55552533 has 8 divisors (see below), whose sum is σ = 75467808. Its totient is φ = 36336144.

The previous prime is 55552531. The next prime is 55552547. The reversal of 55552533 is 33525555.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55552533 - 2¹ = 55552531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55552494 and 55552503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55552531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174535 + ... + 174852.

It is an arithmetic number, because the mean of its divisors is an integer number (9433476).

Almost surely, 2^55552533 is an apocalyptic number.

55552533 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

It is an amenable number.

55552533 is a deficient number, since it is larger than the sum of its proper divisors (19915275).

55552533 is a wasteful number, since it uses less digits than its factorization.

55552533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349443.

The product of its digits is 56250, while the sum is 33.

The square root of 55552533 is about 7453.3571630508. The cubic root of 55552533 is about 381.5644941342.

The spelling of 55552533 in words is "fifty-five million, five hundred fifty-two thousand, five hundred thirty-three".