244025402 has 4 divisors (see below), whose sum is σ = 366038106. Its totient is φ = 122012700.

The previous prime is 244025389. The next prime is 244025413. The reversal of 244025402 is 204520442.

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., 240219001 + 3806401 = 15499^2 + 1951^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61006349 + ... + 61006352.

Almost surely, 2^244025402 is an apocalyptic number.

244025402 is a deficient number, since it is larger than the sum of its proper divisors (122012704).

244025402 is a wasteful number, since it uses less digits than its factorization.

244025402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122012703.

The product of its (nonzero) digits is 2560, while the sum is 23.

The square root of 244025402 is about 15621.3124288582. The cubic root of 244025402 is about 624.9016609012.

Adding to 244025402 its reverse (204520442), we get a palindrome (448545844).

The spelling of 244025402 in words is "two hundred forty-four million, twenty-five thousand, four hundred two".