194225570 has 96 divisors (see below), whose sum is σ = 458728704. Its totient is φ = 57847680.

The previous prime is 194225567. The next prime is 194225597. The reversal of 194225570 is 75522491.

194225570 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 194225570.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 194312 + ... + 195308.

It is an arithmetic number, because the mean of its divisors is an integer number (4778424).

Almost surely, 2^194225570 is an apocalyptic number.

194225570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

194225570 is an abundant number, since it is smaller than the sum of its proper divisors (264503134).

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

194225570 is a wasteful number, since it uses less digits than its factorization.

194225570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1056 (or 1045 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 194225570 is about 13936.4834158406. The cubic root of 194225570 is about 579.1203172772.

The spelling of 194225570 in words is "one hundred ninety-four million, two hundred twenty-five thousand, five hundred seventy".