55425332 has 12 divisors (see below), whose sum is σ = 98584836. Its totient is φ = 27258240.

The previous prime is 55425329. The next prime is 55425343. The reversal of 55425332 is 23352455.

It can be written as a sum of positive squares in 2 ways, for example, as 5779216 + 49646116 = 2404^2 + 7046^2 .

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 55425295 and 55425304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113333 + ... + 113820.

It is an arithmetic number, because the mean of its divisors is an integer number (8215403).

Almost surely, 2^55425332 is an apocalyptic number.

It is an amenable number.

55425332 is a deficient number, since it is larger than the sum of its proper divisors (43159504).

55425332 is a wasteful number, since it uses less digits than its factorization.

55425332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227218 (or 227216 counting only the distinct ones).

The product of its digits is 18000, while the sum is 29.

The square root of 55425332 is about 7444.8191381658. The cubic root of 55425332 is about 381.2730434159.

Adding to 55425332 its reverse (23352455), we get a palindrome (78777787).

The spelling of 55425332 in words is "fifty-five million, four hundred twenty-five thousand, three hundred thirty-two".