55773835 has 16 divisors (see below), whose sum is σ = 75872160. Its totient is φ = 39018240.

The previous prime is 55773833. The next prime is 55773847. The reversal of 55773835 is 53837755.

It is not a de Polignac number, because 55773835 - 2¹ = 55773833 is a prime.

It is a super-2 number, since 2×55773835² = 6221441341214450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55773791 and 55773800.

It is not an unprimeable number, because it can be changed into a prime (55773833) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21346 + ... + 23815.

It is an arithmetic number, because the mean of its divisors is an integer number (4742010).

Almost surely, 2^55773835 is an apocalyptic number.

55773835 is a deficient number, since it is larger than the sum of its proper divisors (20098325).

55773835 is a wasteful number, since it uses less digits than its factorization.

55773835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45198.

The product of its digits is 441000, while the sum is 43.

The square root of 55773835 is about 7468.1882006280. The cubic root of 55773835 is about 382.0704962957.

The spelling of 55773835 in words is "fifty-five million, seven hundred seventy-three thousand, eight hundred thirty-five".