245429 has 4 divisors (see below), whose sum is σ = 259884. Its totient is φ = 230976.

The previous prime is 245419. The next prime is 245437. The reversal of 245429 is 924542.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 924542 = 2 ⋅462271.

It can be written as a sum of positive squares in 2 ways, for example, as 158404 + 87025 = 398^2 + 295^2 .

It is a cyclic number.

It is not a de Polignac number, because 245429 - 2⁸ = 245173 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 245398 and 245407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7202 + ... + 7235.

It is an arithmetic number, because the mean of its divisors is an integer number (64971).

2²⁴⁵⁴²⁹ is an apocalyptic number.

It is an amenable number.

245429 is a deficient number, since it is larger than the sum of its proper divisors (14455).

245429 is a wasteful number, since it uses less digits than its factorization.

245429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14454.

The product of its digits is 2880, while the sum is 26.

The square root of 245429 is about 495.4079127345. The cubic root of 245429 is about 62.6097485048.

The spelling of 245429 in words is "two hundred forty-five thousand, four hundred twenty-nine".