55335805 has 32 divisors (see below), whose sum is σ = 78151680. Its totient is φ = 36832320.

The previous prime is 55335803. The next prime is 55335811. The reversal of 55335805 is 50853355.

It is not a de Polignac number, because 55335805 - 2¹ = 55335803 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55335803) 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, 262150 + ... + 262360.

It is an arithmetic number, because the mean of its divisors is an integer number (2442240).

Almost surely, 2^55335805 is an apocalyptic number.

It is an amenable number.

55335805 is a deficient number, since it is larger than the sum of its proper divisors (22815875).

55335805 is a wasteful number, since it uses less digits than its factorization.

55335805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409.

The product of its (nonzero) digits is 45000, while the sum is 34.

The square root of 55335805 is about 7438.8040033328. The cubic root of 55335805 is about 381.0676461982.

The spelling of 55335805 in words is "fifty-five million, three hundred thirty-five thousand, eight hundred five".