52545651 has 16 divisors (see below), whose sum is σ = 74818560. Its totient is φ = 32729760.

The previous prime is 52545643. The next prime is 52545673. The reversal of 52545651 is 15654525.

It is not a de Polignac number, because 52545651 - 2³ = 52545643 is a prime.

It is a super-2 number, since 2×52545651² = 5522090878027602, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52545151) 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, 7045 + ... + 12438.

It is an arithmetic number, because the mean of its divisors is an integer number (4676160).

Almost surely, 2^52545651 is an apocalyptic number.

52545651 is a deficient number, since it is larger than the sum of its proper divisors (22272909).

52545651 is a wasteful number, since it uses less digits than its factorization.

52545651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19546.

The product of its digits is 30000, while the sum is 33.

The square root of 52545651 is about 7248.8379068648. The cubic root of 52545651 is about 374.5521195100.

The spelling of 52545651 in words is "fifty-two million, five hundred forty-five thousand, six hundred fifty-one".