54845474 has 4 divisors (see below), whose sum is σ = 82268214. Its totient is φ = 27422736.

The previous prime is 54845473. The next prime is 54845477. The reversal of 54845474 is 47454845.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 47454845 = 5 ⋅9490969.

It can be written as a sum of positive squares in only one way, i.e., 54834025 + 11449 = 7405^2 + 107^2 .

It is not an unprimeable number, because it can be changed into a prime (54845471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13711367 + ... + 13711370.

Almost surely, 2^54845474 is an apocalyptic number.

54845474 is a deficient number, since it is larger than the sum of its proper divisors (27422740).

54845474 is a wasteful number, since it uses less digits than its factorization.

54845474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27422739.

The product of its digits is 358400, while the sum is 41.

The square root of 54845474 is about 7405.7730183959. The cubic root of 54845474 is about 379.9387574434.

The spelling of 54845474 in words is "fifty-four million, eight hundred forty-five thousand, four hundred seventy-four".