55206950 has 12 divisors (see below), whose sum is σ = 102685020. Its totient is φ = 22082760.

The previous prime is 55206929. The next prime is 55206979. The reversal of 55206950 is 5960255.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 552020 + ... + 552119.

It is an arithmetic number, because the mean of its divisors is an integer number (8557085).

Almost surely, 2^55206950 is an apocalyptic number.

55206950 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55206950 is a deficient number, since it is larger than the sum of its proper divisors (47478070).

55206950 is a wasteful number, since it uses less digits than its factorization.

55206950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1104151 (or 1104146 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 32.

The square root of 55206950 is about 7430.1379529589. The cubic root of 55206950 is about 380.7716315034.

The spelling of 55206950 in words is "fifty-five million, two hundred six thousand, nine hundred fifty".