4278467250 has 192 divisors, whose sum is σ = 12221314560. Its totient is φ = 1107691200.

The previous prime is 4278467243. The next prime is 4278467257. The reversal of 4278467250 is 527648724.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4278467243) and next prime (4278467257).

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4278467196 and 4278467205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4278467257) by changing a digit.

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 95 ways as a sum of consecutive naturals, for example, 9240519 + ... + 9240981.

It is an arithmetic number, because the mean of its divisors is an integer number (63652680).

Almost surely, 2^4278467250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4278467250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6110657280).

4278467250 is an abundant number, since it is smaller than the sum of its proper divisors (7942847310).

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

4278467250 is a wasteful number, since it uses less digits than its factorization.

4278467250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563 (or 510 counting only the distinct ones).

The product of its (nonzero) digits is 752640, while the sum is 45.

The square root of 4278467250 is about 65409.9935025222. The cubic root of 4278467250 is about 1623.4144376422.

The spelling of 4278467250 in words is "four billion, two hundred seventy-eight million, four hundred sixty-seven thousand, two hundred fifty".