4342390320 has 40 divisors (see below), whose sum is σ = 13461410736. Its totient is φ = 1157970688.

The previous prime is 4342390289. The next prime is 4342390331. The reversal of 4342390320 is 230932434.

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

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9046407 + ... + 9046886.

Almost surely, 2^4342390320 is an apocalyptic number.

4342390320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4342390320 is an abundant number, since it is smaller than the sum of its proper divisors (9119020416).

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

4342390320 is a wasteful number, since it uses less digits than its factorization.

4342390320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18093309 (or 18093303 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 30.

The square root of 4342390320 is about 65896.8157045543. The cubic root of 4342390320 is about 1631.4594579029.

The spelling of 4342390320 in words is "four billion, three hundred forty-two million, three hundred ninety thousand, three hundred twenty".