4396039644 has 24 divisors (see below), whose sum is σ = 10410523648. Its totient is φ = 1443475440.

The previous prime is 4396039643. The next prime is 4396039663. The reversal of 4396039644 is 4469306934.

It is a junction number, because it is equal to n+sod(n) for n = 4396039593 and 4396039602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4396039643) 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, 2733052 + ... + 2734659.

Almost surely, 2^4396039644 is an apocalyptic number.

It is an amenable number.

4396039644 is an abundant number, since it is smaller than the sum of its proper divisors (6014484004).

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

4396039644 is a wasteful number, since it uses less digits than its factorization.

4396039644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5467785 (or 5467783 counting only the distinct ones).

The product of its (nonzero) digits is 1679616, while the sum is 48.

The square root of 4396039644 is about 66302.6367801462. The cubic root of 4396039644 is about 1638.1507566671.

The spelling of 4396039644 in words is "four billion, three hundred ninety-six million, thirty-nine thousand, six hundred forty-four".