196425 has 30 divisors (see below), whose sum is σ = 367598. Its totient is φ = 103680.

The previous prime is 196387. The next prime is 196429. The reversal of 196425 is 524691.

196425 is a *`hidden beast`* number, since 19 + 642 + 5 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 9801 + 186624 = 99^2 + 432^2 .

It is not a de Polignac number, because 196425 - 2^{8} = 196169 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an Ulam number.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (196429) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 1977 + ... + 2073.

196425 is a Friedman number, since it can be written as 45^2*(91+6), using all its digits and the basic arithmetic operations.

2^{196425} is an apocalyptic number.

196425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

196425 is a deficient number, since it is larger than the sum of its proper divisors (171173).

196425 is an equidigital number, since it uses as much as digits as its factorization.

196425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119 (or 105 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 196425 is about 443.1986010808. The cubic root of 196425 is about 58.1298122967.

The spelling of 196425 in words is "one hundred ninety-six thousand, four hundred twenty-five".

Divisors: 1 3 5 9 15 25 27 45 75 81 97 135 225 291 405 485 675 873 1455 2025 2425 2619 4365 7275 7857 13095 21825 39285 65475 196425

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