54969854 has 4 divisors (see below), whose sum is σ = 82454784. Its totient is φ = 27484926.

The previous prime is 54969853. The next prime is 54969883. The reversal of 54969854 is 45896945.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 45896945 = 5 ⋅9179389.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54969853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13742462 + ... + 13742465.

It is an arithmetic number, because the mean of its divisors is an integer number (20613696).

Almost surely, 2^54969854 is an apocalyptic number.

54969854 is a deficient number, since it is larger than the sum of its proper divisors (27484930).

54969854 is a wasteful number, since it uses less digits than its factorization.

54969854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27484929.

The product of its digits is 1555200, while the sum is 50.

The square root of 54969854 is about 7414.1657656138. The cubic root of 54969854 is about 380.2257522840.

The spelling of 54969854 in words is "fifty-four million, nine hundred sixty-nine thousand, eight hundred fifty-four".