1522522081 has 8 divisors (see below), whose sum is σ = 1558728000. Its totient is φ = 1486662960.

The previous prime is 1522522063. The next prime is 1522522093. The reversal of 1522522081 is 1802252251.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1522522081 - 2¹¹ = 1522520033 is a prime.

It is a super-2 number, since 2×1522522081² = 4636146974265141122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1522522051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77805 + ... + 95386.

It is an arithmetic number, because the mean of its divisors is an integer number (194841000).

Almost surely, 2^1522522081 is an apocalyptic number.

It is an amenable number.

1522522081 is a deficient number, since it is larger than the sum of its proper divisors (36205919).

1522522081 is a wasteful number, since it uses less digits than its factorization.

1522522081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173399.

The product of its (nonzero) digits is 3200, while the sum is 28.

The square root of 1522522081 is about 39019.5089794836. The cubic root of 1522522081 is about 1150.4149935150.

The spelling of 1522522081 in words is "one billion, five hundred twenty-two million, five hundred twenty-two thousand, eighty-one".