245440010 has 8 divisors (see below), whose sum is σ = 441792036. Its totient is φ = 98176000.

The previous prime is 245440009. The next prime is 245440031. The reversal of 245440010 is 10044542.

It can be written as a sum of positive squares in 2 ways, for example, as 243328801 + 2111209 = 15599^2 + 1453^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12271991 + ... + 12272010.

Almost surely, 2^245440010 is an apocalyptic number.

245440010 is a deficient number, since it is larger than the sum of its proper divisors (196352026).

245440010 is a wasteful number, since it uses less digits than its factorization.

245440010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24544008.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 245440010 is about 15666.5251412047. The cubic root of 245440010 is about 626.1068471990.

Adding to 245440010 its reverse (10044542), we get a palindrome (255484552).

The spelling of 245440010 in words is "two hundred forty-five million, four hundred forty thousand, ten".