245575442 has 16 divisors (see below), whose sum is σ = 424714752. Its totient is φ = 104314560.

The previous prime is 245575441. The next prime is 245575453. The reversal of 245575442 is 244575542.

245575442 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 245575396 and 245575405.

It is not an unprimeable number, because it can be changed into a prime (245575441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76034 + ... + 79197.

It is an arithmetic number, because the mean of its divisors is an integer number (26544672).

Almost surely, 2^245575442 is an apocalyptic number.

245575442 is a deficient number, since it is larger than the sum of its proper divisors (179139310).

245575442 is a wasteful number, since it uses less digits than its factorization.

245575442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155353.

The product of its digits is 224000, while the sum is 38.

The square root of 245575442 is about 15670.8468820291. The cubic root of 245575442 is about 626.2219864150.

The spelling of 245575442 in words is "two hundred forty-five million, five hundred seventy-five thousand, four hundred forty-two".