245227394 has 16 divisors (see below), whose sum is σ = 372946680. Its totient is φ = 120921600.

The previous prime is 245227387. The next prime is 245227417. The reversal of 245227394 is 493722542.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 132549169 + 112678225 = 11513^2 + 10615^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52082 + ... + 56594.

Almost surely, 2^245227394 is an apocalyptic number.

245227394 is a deficient number, since it is larger than the sum of its proper divisors (127719286).

245227394 is a wasteful number, since it uses less digits than its factorization.

245227394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4885.

The product of its digits is 120960, while the sum is 38.

The square root of 245227394 is about 15659.7379926996. The cubic root of 245227394 is about 625.9260035636.

The spelling of 245227394 in words is "two hundred forty-five million, two hundred twenty-seven thousand, three hundred ninety-four".