245422612 has 6 divisors (see below), whose sum is σ = 429489578. Its totient is φ = 122711304.

The previous prime is 245422607. The next prime is 245422613. The reversal of 245422612 is 216224542.

It can be written as a sum of positive squares in only one way, i.e., 185885956 + 59536656 = 13634^2 + 7716^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245422613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30677823 + ... + 30677830.

Almost surely, 2^245422612 is an apocalyptic number.

It is an amenable number.

245422612 is a deficient number, since it is larger than the sum of its proper divisors (184066966).

245422612 is a wasteful number, since it uses less digits than its factorization.

245422612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61355657 (or 61355655 counting only the distinct ones).

The product of its digits is 7680, while the sum is 28.

The square root of 245422612 is about 15665.9698710294. The cubic root of 245422612 is about 626.0920530010.

The spelling of 245422612 in words is "two hundred forty-five million, four hundred twenty-two thousand, six hundred twelve".