190055214 has 64 divisors (see below), whose sum is σ = 451008000. Its totient is φ = 59149440.

The previous prime is 190055209. The next prime is 190055221. The reversal of 190055214 is 412550091.

It is a super-2 number, since 2×190055214² = 72241968737171592, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71542 + ... + 74150.

It is an arithmetic number, because the mean of its divisors is an integer number (7047000).

Almost surely, 2^190055214 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 190055214, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (225504000).

190055214 is an abundant number, since it is smaller than the sum of its proper divisors (260952786).

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

190055214 is a wasteful number, since it uses less digits than its factorization.

190055214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2710 (or 2704 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The square root of 190055214 is about 13786.0514288900. The cubic root of 190055214 is about 574.9453901508.

The spelling of 190055214 in words is "one hundred ninety million, fifty-five thousand, two hundred fourteen".