55325630 has 8 divisors (see below), whose sum is σ = 99586152. Its totient is φ = 22130248.

The previous prime is 55325629. The next prime is 55325639. The reversal of 55325630 is 3652355.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 55325593 and 55325602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55325639) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2766272 + ... + 2766291.

It is an arithmetic number, because the mean of its divisors is an integer number (12448269).

Almost surely, 2^55325630 is an apocalyptic number.

55325630 is a deficient number, since it is larger than the sum of its proper divisors (44260522).

55325630 is a wasteful number, since it uses less digits than its factorization.

55325630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5532570.

The product of its (nonzero) digits is 13500, while the sum is 29.

The square root of 55325630 is about 7438.1200581867. The cubic root of 55325630 is about 381.0442881995.

Adding to 55325630 its reverse (3652355), we get a palindrome (58977985).

It can be divided in two parts, 55325 and 630, that added together give a palindrome (55955).

The spelling of 55325630 in words is "fifty-five million, three hundred twenty-five thousand, six hundred thirty".