6258939240 has 256 divisors, whose sum is σ = 19974988800. Its totient is φ = 1566867456.

The previous prime is 6258939227. The next prime is 6258939289. The reversal of 6258939240 is 429398526.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 6258939240.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18572352 + ... + 18572688.

It is an arithmetic number, because the mean of its divisors is an integer number (78027300).

Almost surely, 2^6258939240 is an apocalyptic number.

6258939240 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6258939240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9987494400).

6258939240 is an abundant number, since it is smaller than the sum of its proper divisors (13716049560).

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

6258939240 is a wasteful number, since it uses less digits than its factorization.

6258939240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 524 (or 520 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 48.

The square root of 6258939240 is about 79113.4580207439. The cubic root of 6258939240 is about 1842.8935294094.

The spelling of 6258939240 in words is "six billion, two hundred fifty-eight million, nine hundred thirty-nine thousand, two hundred forty".