55456206 has 16 divisors (see below), whose sum is σ = 119444304. Its totient is φ = 17063424.

The previous prime is 55456199. The next prime is 55456211. The reversal of 55456206 is 60265455.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 355411 + ... + 355566.

It is an arithmetic number, because the mean of its divisors is an integer number (7465269).

Almost surely, 2^55456206 is an apocalyptic number.

55456206 is an abundant number, since it is smaller than the sum of its proper divisors (63988098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55456206 is a wasteful number, since it uses less digits than its factorization.

55456206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710995.

The product of its (nonzero) digits is 36000, while the sum is 33.

The square root of 55456206 is about 7446.8923719898. The cubic root of 55456206 is about 381.3438247626.

Subtracting 55456206 from its reverse (60265455), we obtain a square (4809249 = 2193²).

The spelling of 55456206 in words is "fifty-five million, four hundred fifty-six thousand, two hundred six".