4342397850 has 432 divisors, whose sum is σ = 14526260736. Its totient is φ = 944784000.

The previous prime is 4342397849. The next prime is 4342397869. The reversal of 4342397850 is 587932434.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 4342397796 and 4342397805.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 71186820 + ... + 71186880.

Almost surely, 2^4342397850 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4342397850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7263130368).

4342397850 is an abundant number, since it is smaller than the sum of its proper divisors (10183862886).

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

4342397850 is an equidigital number, since it uses as much as digits as its factorization.

4342397850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135 (or 109 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The square root of 4342397850 is about 65896.8728393085. The cubic root of 4342397850 is about 1631.4604009229.

The spelling of 4342397850 in words is "four billion, three hundred forty-two million, three hundred ninety-seven thousand, eight hundred fifty".