2444120402 has 4 divisors (see below), whose sum is σ = 3666180606. Its totient is φ = 1222060200.

The previous prime is 2444120389. The next prime is 2444120411. The reversal of 2444120402 is 2040214442.

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

It can be written as a sum of positive squares in only one way, i.e., 2436508321 + 7612081 = 49361^2 + 2759^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611030099 + ... + 611030102.

Almost surely, 2^2444120402 is an apocalyptic number.

2444120402 is a deficient number, since it is larger than the sum of its proper divisors (1222060204).

2444120402 is a wasteful number, since it uses less digits than its factorization.

2444120402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1222060203.

The product of its (nonzero) digits is 2048, while the sum is 23.

The square root of 2444120402 is about 49438.0460981216. The cubic root of 2444120402 is about 1347.0204800030.

Adding to 2444120402 its reverse (2040214442), we get a palindrome (4484334844).

The spelling of 2444120402 in words is "two billion, four hundred forty-four million, one hundred twenty thousand, four hundred two".