244698240 has 64 divisors (see below), whose sum is σ = 779981760. Its totient is φ = 65252352.

The previous prime is 244698239. The next prime is 244698247. The reversal of 244698240 is 42896442.

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (244698247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61804 + ... + 65643.

It is an arithmetic number, because the mean of its divisors is an integer number (12187215).

Almost surely, 2^244698240 is an apocalyptic number.

244698240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

244698240 is an abundant number, since it is smaller than the sum of its proper divisors (535283520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

244698240 is a wasteful number, since it uses less digits than its factorization.

244698240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127469 (or 127457 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 39.

The square root of 244698240 is about 15642.8335029176. The cubic root of 244698240 is about 625.4754696607.

The spelling of 244698240 in words is "two hundred forty-four million, six hundred ninety-eight thousand, two hundred forty".