4251214730 has 64 divisors (see below), whose sum is σ = 8849364480. Its totient is φ = 1440301824.

The previous prime is 4251214727. The next prime is 4251214771. The reversal of 4251214730 is 374121524.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4251214693 and 4251214702.

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 31 ways as a sum of consecutive naturals, for example, 5165099 + ... + 5165921.

It is an arithmetic number, because the mean of its divisors is an integer number (138271320).

Almost surely, 2^4251214730 is an apocalyptic number.

4251214730 is an abundant number, since it is smaller than the sum of its proper divisors (4598149750).

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

4251214730 is a wasteful number, since it uses less digits than its factorization.

4251214730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1623.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 4251214730 is about 65201.3399402190. The cubic root of 4251214730 is about 1619.9602096105.

The spelling of 4251214730 in words is "four billion, two hundred fifty-one million, two hundred fourteen thousand, seven hundred thirty".