4290723450 has 144 divisors (see below), whose sum is σ = 13068226080. Its totient is φ = 1000563840.

The previous prime is 4290723443. The next prime is 4290723457. The reversal of 4290723450 is 543270924.

It is an interprime number because it is at equal distance from previous prime (4290723443) and next prime (4290723457).

It is not an unprimeable number, because it can be changed into a prime (4290723457) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 91849 + ... + 130451.

It is an arithmetic number, because the mean of its divisors is an integer number (90751570).

Almost surely, 2^4290723450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4290723450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6534113040).

4290723450 is an abundant number, since it is smaller than the sum of its proper divisors (8777502630).

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

4290723450 is a wasteful number, since it uses less digits than its factorization.

4290723450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38653 (or 38645 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 4290723450 is about 65503.6140224339. The cubic root of 4290723450 is about 1624.9631171116.

The spelling of 4290723450 in words is "four billion, two hundred ninety million, seven hundred twenty-three thousand, four hundred fifty".