55335261 has 8 divisors (see below), whose sum is σ = 74207520. Its totient is φ = 36676592.

The previous prime is 55335229. The next prime is 55335307. The reversal of 55335261 is 16253355.

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

It is a cyclic number.

It is not a de Polignac number, because 55335261 - 2⁵ = 55335229 is a prime.

It is a super-2 number, since 2×55335261² = 6123982219876242, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55335211) 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, 52791 + ... + 53828.

It is an arithmetic number, because the mean of its divisors is an integer number (9275940).

Almost surely, 2^55335261 is an apocalyptic number.

It is an amenable number.

55335261 is a deficient number, since it is larger than the sum of its proper divisors (18872259).

55335261 is a wasteful number, since it uses less digits than its factorization.

55335261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106795.

The product of its digits is 13500, while the sum is 30.

The square root of 55335261 is about 7438.7674382252. The cubic root of 55335261 is about 381.0663974499.

The spelling of 55335261 in words is "fifty-five million, three hundred thirty-five thousand, two hundred sixty-one".