4715026638 has 64 divisors (see below), whose sum is σ = 11011768320. Its totient is φ = 1318125312.

The previous prime is 4715026627. The next prime is 4715026639. The reversal of 4715026638 is 8366205174.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 4715026638.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4715026639) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 383328 + ... + 395436.

It is an arithmetic number, because the mean of its divisors is an integer number (172058880).

Almost surely, 2^4715026638 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4715026638, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5505884160).

4715026638 is an abundant number, since it is smaller than the sum of its proper divisors (6296741682).

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

4715026638 is a wasteful number, since it uses less digits than its factorization.

4715026638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12321.

The product of its (nonzero) digits is 241920, while the sum is 42.

The square root of 4715026638 is about 68666.0515684425. The cubic root of 4715026638 is about 1676.8519370375.

The spelling of 4715026638 in words is "four billion, seven hundred fifteen million, twenty-six thousand, six hundred thirty-eight".