54947379 has 8 divisors (see below), whose sum is σ = 74645712. Its totient is φ = 35940320.

The previous prime is 54947377. The next prime is 54947381. The reversal of 54947379 is 97374945.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (54947377) and next prime (54947381).

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 54947379 - 2¹ = 54947377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54947377) 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, 172632 + ... + 172949.

It is an arithmetic number, because the mean of its divisors is an integer number (9330714).

Almost surely, 2^54947379 is an apocalyptic number.

54947379 is a deficient number, since it is larger than the sum of its proper divisors (19698333).

54947379 is a wasteful number, since it uses less digits than its factorization.

54947379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345637.

The product of its digits is 952560, while the sum is 48.

The square root of 54947379 is about 7412.6499310301. The cubic root of 54947379 is about 380.1739254609.

The spelling of 54947379 in words is "fifty-four million, nine hundred forty-seven thousand, three hundred seventy-nine".