55753732 has 12 divisors (see below), whose sum is σ = 97649356. Its totient is φ = 27853920.

The previous prime is 55753723. The next prime is 55753739. The reversal of 55753732 is 23735755.

It can be written as a sum of positive squares in 2 ways, for example, as 26873856 + 28879876 = 5184^2 + 5374^2 .

It is a junction number, because it is equal to n+sod(n) for n = 55753691 and 55753700.

It is not an unprimeable number, because it can be changed into a prime (55753739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 478 + ... + 10570.

Almost surely, 2^55753732 is an apocalyptic number.

It is an amenable number.

55753732 is a deficient number, since it is larger than the sum of its proper divisors (41895624).

55753732 is a wasteful number, since it uses less digits than its factorization.

55753732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11478 (or 11476 counting only the distinct ones).

The product of its digits is 110250, while the sum is 37.

The square root of 55753732 is about 7466.8421705564. The cubic root of 55753732 is about 382.0245865593.

It can be divided in two parts, 557 and 53732, that added together give a square (54289 = 233²).

The spelling of 55753732 in words is "fifty-five million, seven hundred fifty-three thousand, seven hundred thirty-two".