245225497 has 12 divisors (see below), whose sum is σ = 271058788. Its totient is φ = 221680800.

The previous prime is 245225483. The next prime is 245225503. The reversal of 245225497 is 794522542.

It can be written as a sum of positive squares in 2 ways, for example, as 21752896 + 223472601 = 4664^2 + 14949^2 .

It is not a de Polignac number, because 245225497 - 2⁷ = 245225369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (245225467) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16303 + ... + 27499.

Almost surely, 2^245225497 is an apocalyptic number.

It is an amenable number.

245225497 is a deficient number, since it is larger than the sum of its proper divisors (25833291).

245225497 is a wasteful number, since it uses less digits than its factorization.

245225497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11400 (or 11389 counting only the distinct ones).

The product of its digits is 201600, while the sum is 40.

The square root of 245225497 is about 15659.6774232422. The cubic root of 245225497 is about 625.9243895722.

The spelling of 245225497 in words is "two hundred forty-five million, two hundred twenty-five thousand, four hundred ninety-seven".