2061826572 has 288 divisors, whose sum is σ = 6065337600. Its totient is φ = 539578368.

The previous prime is 2061826537. The next prime is 2061826607. The reversal of 2061826572 is 2756281602.

It is an interprime number because it is at equal distance from previous prime (2061826537) and next prime (2061826607).

It is a super-2 number, since 2×2061826572² = 8502257626010542368, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 2061826572.

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 95 ways as a sum of consecutive naturals, for example, 24841243 + ... + 24841325.

It is an arithmetic number, because the mean of its divisors is an integer number (21060200).

Almost surely, 2^2061826572 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2061826572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3032668800).

2061826572 is an abundant number, since it is smaller than the sum of its proper divisors (4003511028).

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

2061826572 is a wasteful number, since it uses less digits than its factorization.

2061826572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185 (or 166 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 2061826572 is about 45407.3405078959. The cubic root of 2061826572 is about 1272.7722877294.

The spelling of 2061826572 in words is "two billion, sixty-one million, eight hundred twenty-six thousand, five hundred seventy-two".