194897325 has 24 divisors (see below), whose sum is σ = 368264128. Its totient is φ = 89095680.

The previous prime is 194897323. The next prime is 194897327. The reversal of 194897325 is 523798491.

It is an interprime number because it is at equal distance from previous prime (194897323) and next prime (194897327).

It is not a de Polignac number, because 194897325 - 2¹ = 194897323 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194897323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 185092 + ... + 186141.

Almost surely, 2^194897325 is an apocalyptic number.

194897325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

194897325 is a deficient number, since it is larger than the sum of its proper divisors (173366803).

194897325 is a wasteful number, since it uses less digits than its factorization.

194897325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371253 (or 371248 counting only the distinct ones).

The product of its digits is 544320, while the sum is 48.

The square root of 194897325 is about 13960.5632049714. The cubic root of 194897325 is about 579.7872039424.

The spelling of 194897325 in words is "one hundred ninety-four million, eight hundred ninety-seven thousand, three hundred twenty-five".