54551642 has 8 divisors (see below), whose sum is σ = 81876096. Its totient is φ = 27259612.

The previous prime is 54551621. The next prime is 54551647. The reversal of 54551642 is 24615545.

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 = 54551599 and 54551608.

It is not an unprimeable number, because it can be changed into a prime (54551647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3338 + ... + 10965.

It is an arithmetic number, because the mean of its divisors is an integer number (10234512).

Almost surely, 2^54551642 is an apocalyptic number.

54551642 is a deficient number, since it is larger than the sum of its proper divisors (27324454).

54551642 is a wasteful number, since it uses less digits than its factorization.

54551642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16212.

The product of its digits is 24000, while the sum is 32.

The square root of 54551642 is about 7385.9083395341. The cubic root of 54551642 is about 379.2590409132.

The spelling of 54551642 in words is "fifty-four million, five hundred fifty-one thousand, six hundred forty-two".