194088252 has 24 divisors (see below), whose sum is σ = 479512656. Its totient is φ = 60890368.

The previous prime is 194088247. The next prime is 194088253. The reversal of 194088252 is 252880491.

194088252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 194088252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194088253) 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, 475503 + ... + 475910.

It is an arithmetic number, because the mean of its divisors is an integer number (19979694).

Almost surely, 2^194088252 is an apocalyptic number.

194088252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

194088252 is an abundant number, since it is smaller than the sum of its proper divisors (285424404).

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

194088252 is a wasteful number, since it uses less digits than its factorization.

194088252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 951437 (or 951435 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 39.

The square root of 194088252 is about 13931.5559791432. Note that the first 3 decimals coincide. The cubic root of 194088252 is about 578.9838052271.

The spelling of 194088252 in words is "one hundred ninety-four million, eighty-eight thousand, two hundred fifty-two".