54643634 has 8 divisors (see below), whose sum is σ = 82047900. Its totient is φ = 27294336.

The previous prime is 54643613. The next prime is 54643649. The reversal of 54643634 is 43634645.

54643634 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 54390625 + 253009 = 7375^2 + 503^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 54643594 and 54643603.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 11159 + ... + 15290.

Almost surely, 2^54643634 is an apocalyptic number.

54643634 is a deficient number, since it is larger than the sum of its proper divisors (27404266).

54643634 is a wasteful number, since it uses less digits than its factorization.

54643634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27484.

The product of its digits is 103680, while the sum is 35.

The square root of 54643634 is about 7392.1332509635. The cubic root of 54643634 is about 379.4721063281.

The spelling of 54643634 in words is "fifty-four million, six hundred forty-three thousand, six hundred thirty-four".