245400424 has 16 divisors (see below), whose sum is σ = 466607520. Its totient is φ = 120971760.

The previous prime is 245400403. The next prime is 245400439. The reversal of 245400424 is 424004542.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 215454 + ... + 216589.

It is an arithmetic number, because the mean of its divisors is an integer number (29162970).

Almost surely, 2^245400424 is an apocalyptic number.

It is an amenable number.

245400424 is a deficient number, since it is larger than the sum of its proper divisors (221207096).

245400424 is a wasteful number, since it uses less digits than its factorization.

245400424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432120 (or 432116 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 25.

The square root of 245400424 is about 15665.2616958671. The cubic root of 245400424 is about 626.0731846647.

Adding to 245400424 its reverse (424004542), we get a palindrome (669404966).

The spelling of 245400424 in words is "two hundred forty-five million, four hundred thousand, four hundred twenty-four".