245322530 has 16 divisors (see below), whose sum is σ = 455825664. Its totient is φ = 94963440.

The previous prime is 245322503. The next prime is 245322551. The reversal of 245322530 is 35223542.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 245322530.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 395372 + ... + 395991.

It is an arithmetic number, because the mean of its divisors is an integer number (28489104).

Almost surely, 2^245322530 is an apocalyptic number.

245322530 is a deficient number, since it is larger than the sum of its proper divisors (210503134).

245322530 is a wasteful number, since it uses less digits than its factorization.

245322530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 791401.

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 245322530 is about 15662.7752968623. The cubic root of 245322530 is about 626.0069357906.

The spelling of 245322530 in words is "two hundred forty-five million, three hundred twenty-two thousand, five hundred thirty".