2261022528 has 56 divisors (see below), whose sum is σ = 5986028160. Its totient is φ = 753203200.

The previous prime is 2261022493. The next prime is 2261022563. The reversal of 2261022528 is 8252201622.

It is an interprime number because it is at equal distance from previous prime (2261022493) and next prime (2261022563).

It is a super-2 number, since 2×2261022528² = 10224445744247021568, which contains 22 as substring.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 2261022495 and 2261022504.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 448888 + ... + 453896.

It is an arithmetic number, because the mean of its divisors is an integer number (106893360).

Almost surely, 2^2261022528 is an apocalyptic number.

It is an amenable number.

2261022528 is an abundant number, since it is smaller than the sum of its proper divisors (3725005632).

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

2261022528 is a wasteful number, since it uses less digits than its factorization.

2261022528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7375 (or 7365 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 2261022528 is about 47550.2105989027. The cubic root of 2261022528 is about 1312.5070046247.

The spelling of 2261022528 in words is "two billion, two hundred sixty-one million, twenty-two thousand, five hundred twenty-eight".