214878550 has 12 divisors (see below), whose sum is σ = 399674196. Its totient is φ = 85951400.

The previous prime is 214878533. The next prime is 214878613. The reversal of 214878550 is 55878412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2148736 + ... + 2148835.

It is an arithmetic number, because the mean of its divisors is an integer number (33306183).

Almost surely, 2^214878550 is an apocalyptic number.

214878550 is a deficient number, since it is larger than the sum of its proper divisors (184795646).

214878550 is a wasteful number, since it uses less digits than its factorization.

214878550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4297583 (or 4297578 counting only the distinct ones).

The product of its (nonzero) digits is 89600, while the sum is 40.

The square root of 214878550 is about 14658.7363029696. The cubic root of 214878550 is about 598.9598181152.

The spelling of 214878550 in words is "two hundred fourteen million, eight hundred seventy-eight thousand, five hundred fifty".