55199710 has 16 divisors (see below), whose sum is σ = 99834192. Its totient is φ = 21974400.

The previous prime is 55199689. The next prime is 55199717. The reversal of 55199710 is 1799155.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 55199710.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55199717) 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, 10971 + ... + 15190.

It is an arithmetic number, because the mean of its divisors is an integer number (6239637).

Almost surely, 2^55199710 is an apocalyptic number.

55199710 is a deficient number, since it is larger than the sum of its proper divisors (44634482).

55199710 is a wasteful number, since it uses less digits than its factorization.

55199710 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26379.

The product of its (nonzero) digits is 14175, while the sum is 37.

The square root of 55199710 is about 7429.6507320331. The cubic root of 55199710 is about 380.7549856093.

The spelling of 55199710 in words is "fifty-five million, one hundred ninety-nine thousand, seven hundred ten".