1395268244 has 6 divisors (see below), whose sum is σ = 2441719434. Its totient is φ = 697634120.

The previous prime is 1395268177. The next prime is 1395268267. The reversal of 1395268244 is 4428625931.

It can be written as a sum of positive squares in only one way, i.e., 1079779600 + 315488644 = 32860^2 + 17762^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1395268195 and 1395268204.

It is a congruent number.

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, 174408527 + ... + 174408534.

It is an arithmetic number, because the mean of its divisors is an integer number (406953239).

Almost surely, 2^1395268244 is an apocalyptic number.

It is an amenable number.

1395268244 is a deficient number, since it is larger than the sum of its proper divisors (1046451190).

1395268244 is a wasteful number, since it uses less digits than its factorization.

1395268244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348817065 (or 348817063 counting only the distinct ones).

The product of its digits is 414720, while the sum is 44.

The square root of 1395268244 is about 37353.2896007835. The cubic root of 1395268244 is about 1117.4271949659.

The spelling of 1395268244 in words is "one billion, three hundred ninety-five million, two hundred sixty-eight thousand, two hundred forty-four".