55057006 has 8 divisors (see below), whose sum is σ = 83437200. Its totient is φ = 27244608.

The previous prime is 55057001. The next prime is 55057027. The reversal of 55057006 is 60075055.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55057001) 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, 141706 + ... + 142093.

It is an arithmetic number, because the mean of its divisors is an integer number (10429650).

Almost surely, 2^55057006 is an apocalyptic number.

55057006 is a deficient number, since it is larger than the sum of its proper divisors (28380194).

55057006 is a wasteful number, since it uses less digits than its factorization.

55057006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283898.

The product of its (nonzero) digits is 5250, while the sum is 28.

The square root of 55057006 is about 7420.0408354671. The cubic root of 55057006 is about 380.4265892590.

The spelling of 55057006 in words is "fifty-five million, fifty-seven thousand, six".