55302633 has 12 divisors (see below), whose sum is σ = 79955460. Its totient is φ = 36834336.

The previous prime is 55302619. The next prime is 55302659. The reversal of 55302633 is 33620355.

It can be written as a sum of positive squares in 2 ways, for example, as 54641664 + 660969 = 7392^2 + 813^2 .

It is not a de Polignac number, because 55302633 - 2⁴ = 55302617 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 55302597 and 55302606.

It is not an unprimeable number, because it can be changed into a prime (55302613) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10963 + ... + 15191.

It is an arithmetic number, because the mean of its divisors is an integer number (6662955).

Almost surely, 2^55302633 is an apocalyptic number.

It is an amenable number.

55302633 is a deficient number, since it is larger than the sum of its proper divisors (24652827).

55302633 is a wasteful number, since it uses less digits than its factorization.

55302633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5688 (or 5685 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 27.

The square root of 55302633 is about 7436.5740095826. The cubic root of 55302633 is about 380.9914851260.

Adding to 55302633 its reverse (33620355), we get a palindrome (88922988).

The spelling of 55302633 in words is "fifty-five million, three hundred two thousand, six hundred thirty-three".