54621847 has 8 divisors (see below), whose sum is σ = 62470016. Its totient is φ = 46784952.

The previous prime is 54621841. The next prime is 54621851. The reversal of 54621847 is 74812645.

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 54621847 - 2³ = 54621839 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54621841) 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, 15688 + ... + 18850.

It is an arithmetic number, because the mean of its divisors is an integer number (7808752).

Almost surely, 2^54621847 is an apocalyptic number.

54621847 is a deficient number, since it is larger than the sum of its proper divisors (7848169).

54621847 is a wasteful number, since it uses less digits than its factorization.

54621847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5637.

The product of its digits is 53760, while the sum is 37.

The square root of 54621847 is about 7390.6594428373. The cubic root of 54621847 is about 379.4216664311.

The spelling of 54621847 in words is "fifty-four million, six hundred twenty-one thousand, eight hundred forty-seven".