214161550 has 24 divisors (see below), whose sum is σ = 409109976. Its totient is φ = 83348640.

The previous prime is 214161539. The next prime is 214161557. The reversal of 214161550 is 55161412.

It is a happy number.

214161550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214161557) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56032 + ... + 59731.

It is an arithmetic number, because the mean of its divisors is an integer number (17046249).

Almost surely, 2^214161550 is an apocalyptic number.

214161550 is a deficient number, since it is larger than the sum of its proper divisors (194948426).

214161550 is a wasteful number, since it uses less digits than its factorization.

214161550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115812 (or 115807 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 214161550 is about 14634.2594619612. The cubic root of 214161550 is about 598.2928789844.

The spelling of 214161550 in words is "two hundred fourteen million, one hundred sixty-one thousand, five hundred fifty".