4258686624 has 48 divisors (see below), whose sum is σ = 11665104192. Its totient is φ = 1357841408.

The previous prime is 4258686617. The next prime is 4258686637. The reversal of 4258686624 is 4266868524.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×4258686624² = 36272823522873034752, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 962169 + ... + 966584.

It is an arithmetic number, because the mean of its divisors is an integer number (243023004).

Almost surely, 2^4258686624 is an apocalyptic number.

It is an amenable number.

4258686624 is an abundant number, since it is smaller than the sum of its proper divisors (7406417568).

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

4258686624 is a wasteful number, since it uses less digits than its factorization.

4258686624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1928789 (or 1928781 counting only the distinct ones).

The product of its digits is 4423680, while the sum is 51.

The square root of 4258686624 is about 65258.6134084996. The cubic root of 4258686624 is about 1620.9087296033.

The spelling of 4258686624 in words is "four billion, two hundred fifty-eight million, six hundred eighty-six thousand, six hundred twenty-four".