244455402 has 16 divisors (see below), whose sum is σ = 492481152. Its totient is φ = 80890080.

The previous prime is 244455383. The next prime is 244455403. The reversal of 244455402 is 204554442.

It is a self number, because there is not a number n which added to its sum of digits gives 244455402.

It is not an unprimeable number, because it can be changed into a prime (244455403) 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, 147874 + ... + 149517.

It is an arithmetic number, because the mean of its divisors is an integer number (30780072).

Almost surely, 2^244455402 is an apocalyptic number.

244455402 is an abundant number, since it is smaller than the sum of its proper divisors (248025750).

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

244455402 is a wasteful number, since it uses less digits than its factorization.

244455402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297533.

The product of its (nonzero) digits is 25600, while the sum is 30.

The square root of 244455402 is about 15635.0696192886. The cubic root of 244455402 is about 625.2684943474.

The spelling of 244455402 in words is "two hundred forty-four million, four hundred fifty-five thousand, four hundred two".