227199492 has 240 divisors, whose sum is σ = 717171840. Its totient is φ = 61959168.

The previous prime is 227199481. The next prime is 227199517. The reversal of 227199492 is 294991722.

227199492 is a `hidden beast` number, since 2 + 2 + 71 + 99 + 492 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1360393 + ... + 1360559.

It is an arithmetic number, because the mean of its divisors is an integer number (2988216).

Almost surely, 2^227199492 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 227199492, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (358585920).

227199492 is an abundant number, since it is smaller than the sum of its proper divisors (489972348).

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

227199492 is a wasteful number, since it uses less digits than its factorization.

227199492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232 (or 221 counting only the distinct ones).

The product of its digits is 163296, while the sum is 45.

The square root of 227199492 is about 15073.1380939737. The cubic root of 227199492 is about 610.1956659775.

The spelling of 227199492 in words is "two hundred twenty-seven million, one hundred ninety-nine thousand, four hundred ninety-two".