190842224 has 40 divisors (see below), whose sum is σ = 386975232. Its totient is φ = 91002560.

The previous prime is 190842209. The next prime is 190842229. The reversal of 190842224 is 422248091.

It is a happy number.

It is a super-2 number, since 2×190842224² = 72841508922532352, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190842229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184589 + ... + 185619.

Almost surely, 2^190842224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 190842224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193487616).

190842224 is an abundant number, since it is smaller than the sum of its proper divisors (196133008).

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

190842224 is a wasteful number, since it uses less digits than its factorization.

190842224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1565 (or 1559 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 190842224 is about 13814.5656464472. The cubic root of 190842224 is about 575.7379048062.

The spelling of 190842224 in words is "one hundred ninety million, eight hundred forty-two thousand, two hundred twenty-four".