245040522 has 16 divisors (see below), whose sum is σ = 490258560. Its totient is φ = 81650592.

The previous prime is 245040493. The next prime is 245040547. The reversal of 245040522 is 225040542.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 245040492 and 245040501.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 16479 + ... + 27597.

It is an arithmetic number, because the mean of its divisors is an integer number (30641160).

Almost surely, 2^245040522 is an apocalyptic number.

245040522 is an abundant number, since it is smaller than the sum of its proper divisors (245218038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

245040522 is a wasteful number, since it uses less digits than its factorization.

245040522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14797.

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 245040522 is about 15653.7702167880. The cubic root of 245040522 is about 625.7669705316.

The spelling of 245040522 in words is "two hundred forty-five million, forty thousand, five hundred twenty-two".