4399390294 has 16 divisors (see below), whose sum is σ = 7117618032. Its totient is φ = 2027370528.

The previous prime is 4399390291. The next prime is 4399390313. The reversal of 4399390294 is 4920939934.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4399390291) 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, 112584 + ... + 146539.

It is an arithmetic number, because the mean of its divisors is an integer number (444851127).

Almost surely, 2^4399390294 is an apocalyptic number.

4399390294 is a deficient number, since it is larger than the sum of its proper divisors (2718227738).

4399390294 is a wasteful number, since it uses less digits than its factorization.

4399390294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259791.

The product of its (nonzero) digits is 1889568, while the sum is 52.

The square root of 4399390294 is about 66327.8998159900. The cubic root of 4399390294 is about 1638.5668490543.

The spelling of 4399390294 in words is "four billion, three hundred ninety-nine million, three hundred ninety thousand, two hundred ninety-four".