55730037 has 8 divisors (see below), whose sum is σ = 81061920. Its totient is φ = 33775760.

The previous prime is 55730011. The next prime is 55730041. The reversal of 55730037 is 73003755.

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 55730037 - 2¹⁰ = 55729013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55729986 and 55730013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55730057) 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, 844362 + ... + 844427.

It is an arithmetic number, because the mean of its divisors is an integer number (10132740).

Almost surely, 2^55730037 is an apocalyptic number.

It is an amenable number.

55730037 is a deficient number, since it is larger than the sum of its proper divisors (25331883).

55730037 is a wasteful number, since it uses less digits than its factorization.

55730037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1688803.

The product of its (nonzero) digits is 11025, while the sum is 30.

The square root of 55730037 is about 7465.2553204830. The cubic root of 55730037 is about 381.9704595086.

The spelling of 55730037 in words is "fifty-five million, seven hundred thirty thousand, thirty-seven".