4261790526 has 128 divisors (see below), whose sum is σ = 10380026880. Its totient is φ = 1140851712.

The previous prime is 4261790513. The next prime is 4261790527. The reversal of 4261790526 is 6250971624.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4261790527) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6906970 + ... + 6907586.

It is an arithmetic number, because the mean of its divisors is an integer number (81093960).

Almost surely, 2^4261790526 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4261790526, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5190013440).

4261790526 is an abundant number, since it is smaller than the sum of its proper divisors (6118236354).

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

4261790526 is a wasteful number, since it uses less digits than its factorization.

4261790526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 818.

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 4261790526 is about 65282.3906271822. The cubic root of 4261790526 is about 1621.3024284505.

The spelling of 4261790526 in words is "four billion, two hundred sixty-one million, seven hundred ninety thousand, five hundred twenty-six".