1652552561 has 8 divisors (see below), whose sum is σ = 1836800064. Its totient is φ = 1473974320.

The previous prime is 1652552549. The next prime is 1652552621.

1652552561 is nontrivially palindromic in base 10.

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 1652552561 - 2²⁶ = 1585443697 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1652552861) 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, 1416701 + ... + 1417866.

It is an arithmetic number, because the mean of its divisors is an integer number (229600008).

Almost surely, 2^1652552561 is an apocalyptic number.

1652552561 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1652552561 is a deficient number, since it is larger than the sum of its proper divisors (184247503).

1652552561 is a wasteful number, since it uses less digits than its factorization.

1652552561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2834631.

The product of its digits is 90000, while the sum is 38.

The square root of 1652552561 is about 40651.5997348198. The cubic root of 1652552561 is about 1182.2747847799.

The spelling of 1652552561 in words is "one billion, six hundred fifty-two million, five hundred fifty-two thousand, five hundred sixty-one".