55748607 has 4 divisors (see below), whose sum is σ = 74331480. Its totient is φ = 37165736.

The previous prime is 55748587. The next prime is 55748611. The reversal of 55748607 is 70684755.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55748607 - 2¹⁰ = 55747583 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55748617) 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, 9291432 + ... + 9291437.

It is an arithmetic number, because the mean of its divisors is an integer number (18582870).

Almost surely, 2^55748607 is an apocalyptic number.

55748607 is a deficient number, since it is larger than the sum of its proper divisors (18582873).

55748607 is a wasteful number, since it uses less digits than its factorization.

55748607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18582872.

The product of its (nonzero) digits is 235200, while the sum is 42.

The square root of 55748607 is about 7466.4989787718. The cubic root of 55748607 is about 382.0128807001.

The spelling of 55748607 in words is "fifty-five million, seven hundred forty-eight thousand, six hundred seven".