52055661 has 16 divisors (see below), whose sum is σ = 79424000. Its totient is φ = 29708208.

The previous prime is 52055629. The next prime is 52055677. The reversal of 52055661 is 16655025.

It is not a de Polignac number, because 52055661 - 2⁵ = 52055629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52055621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29790 + ... + 31488.

It is an arithmetic number, because the mean of its divisors is an integer number (4964000).

Almost surely, 2^52055661 is an apocalyptic number.

It is an amenable number.

52055661 is a deficient number, since it is larger than the sum of its proper divisors (27368339).

52055661 is a wasteful number, since it uses less digits than its factorization.

52055661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3168.

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 52055661 is about 7214.9609146550. The cubic root of 52055661 is about 373.3842446690.

The spelling of 52055661 in words is "fifty-two million, fifty-five thousand, six hundred sixty-one".