214545550 has 12 divisors (see below), whose sum is σ = 399054816. Its totient is φ = 85818200.

The previous prime is 214545521. The next prime is 214545557. The reversal of 214545550 is 55545412.

214545550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214545557) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2145406 + ... + 2145505.

It is an arithmetic number, because the mean of its divisors is an integer number (33254568).

Almost surely, 2^214545550 is an apocalyptic number.

214545550 is a deficient number, since it is larger than the sum of its proper divisors (184509266).

214545550 is a wasteful number, since it uses less digits than its factorization.

214545550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4290923 (or 4290918 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 31.

The square root of 214545550 is about 14647.3734846900. The cubic root of 214545550 is about 598.6502529521.

The spelling of 214545550 in words is "two hundred fourteen million, five hundred forty-five thousand, five hundred fifty".