4399748372 has 6 divisors (see below), whose sum is σ = 7699559658. Its totient is φ = 2199874184.

The previous prime is 4399748363. The next prime is 4399748383. The reversal of 4399748372 is 2738479934.

It can be written as a sum of positive squares in only one way, i.e., 4169801476 + 229946896 = 64574^2 + 15164^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 549968543 + ... + 549968550.

It is an arithmetic number, because the mean of its divisors is an integer number (1283259943).

Almost surely, 2^4399748372 is an apocalyptic number.

It is an amenable number.

4399748372 is a deficient number, since it is larger than the sum of its proper divisors (3299811286).

4399748372 is a wasteful number, since it uses less digits than its factorization.

4399748372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1099937097 (or 1099937095 counting only the distinct ones).

The product of its digits is 9144576, while the sum is 56.

The square root of 4399748372 is about 66330.5990625744. The cubic root of 4399748372 is about 1638.6113036099.

The spelling of 4399748372 in words is "four billion, three hundred ninety-nine million, seven hundred forty-eight thousand, three hundred seventy-two".