245122006 has 4 divisors (see below), whose sum is σ = 367683012. Its totient is φ = 122561002.

The previous prime is 245121977. The next prime is 245122013. The reversal of 245122006 is 600221542.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61280500 + ... + 61280503.

It is an arithmetic number, because the mean of its divisors is an integer number (91920753).

Almost surely, 2^245122006 is an apocalyptic number.

245122006 is a deficient number, since it is larger than the sum of its proper divisors (122561006).

245122006 is a wasteful number, since it uses less digits than its factorization.

245122006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122561005.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 245122006 is about 15656.3726961260. The cubic root of 245122006 is about 625.8363255162.

Adding to 245122006 its reverse (600221542), we get a palindrome (845343548).

The spelling of 245122006 in words is "two hundred forty-five million, one hundred twenty-two thousand, six".