53492643 has 10 divisors (see below), whose sum is σ = 79908884. Its totient is φ = 35661708.

The previous prime is 53492629. The next prime is 53492651. The reversal of 53492643 is 34629435.

53492643 is a `hidden beast` number, since 5 + 3 + 4 + 9 + 2 + 643 = 666.

53492643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 53492643 - 2⁵ = 53492611 is a prime.

It is a super-2 number, since 2×53492643² = 5722925710250898, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53492598 and 53492607.

It is not an unprimeable number, because it can be changed into a prime (53492653) by changing a digit.

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 9 ways as a sum of consecutive naturals, for example, 330121 + ... + 330282.

Almost surely, 2^53492643 is an apocalyptic number.

53492643 is a deficient number, since it is larger than the sum of its proper divisors (26416241).

53492643 is an equidigital number, since it uses as much as digits as its factorization.

53492643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660415 (or 660406 counting only the distinct ones).

The product of its digits is 77760, while the sum is 36.

The square root of 53492643 is about 7313.8664877068. The cubic root of 53492643 is about 376.7888293374.

The spelling of 53492643 in words is "fifty-three million, four hundred ninety-two thousand, six hundred forty-three".