4294396720 has 40 divisors (see below), whose sum is σ = 10509974640. Its totient is φ = 1627349760.

The previous prime is 4294396699. The next prime is 4294396727. The reversal of 4294396720 is 276934924.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (4294396727) 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, 1411111 + ... + 1414150.

It is an arithmetic number, because the mean of its divisors is an integer number (262749366).

Almost surely, 2^4294396720 is an apocalyptic number.

4294396720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4294396720 is an abundant number, since it is smaller than the sum of its proper divisors (6215577920).

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

4294396720 is a wasteful number, since it uses less digits than its factorization.

4294396720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2825293 (or 2825287 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 46.

The square root of 4294396720 is about 65531.6467060000. The cubic root of 4294396720 is about 1625.4266928406.

The spelling of 4294396720 in words is "four billion, two hundred ninety-four million, three hundred ninety-six thousand, seven hundred twenty".