55332737 has 8 divisors (see below), whose sum is σ = 58087680. Its totient is φ = 52638480.

The previous prime is 55332691. The next prime is 55332743. The reversal of 55332737 is 73723355.

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

It is a cyclic number.

It is not a de Polignac number, because 55332737 - 2⁸ = 55332481 is a prime.

It is a super-2 number, since 2×55332737² = 6123423567822338, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55332697 and 55332706.

It is not an unprimeable number, because it can be changed into a prime (55332037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13298 + ... + 16955.

It is an arithmetic number, because the mean of its divisors is an integer number (7260960).

Almost surely, 2^55332737 is an apocalyptic number.

It is an amenable number.

55332737 is a deficient number, since it is larger than the sum of its proper divisors (2754943).

55332737 is a wasteful number, since it uses less digits than its factorization.

55332737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30343.

The product of its digits is 66150, while the sum is 35.

The square root of 55332737 is about 7438.5977845290. The cubic root of 55332737 is about 381.0606035179.

The spelling of 55332737 in words is "fifty-five million, three hundred thirty-two thousand, seven hundred thirty-seven".