54891942 has 32 divisors (see below), whose sum is σ = 128861952. Its totient is φ = 15259104.

The previous prime is 54891901. The next prime is 54891953. The reversal of 54891942 is 24919845.

54891942 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 54891894 and 54891903.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16108 + ... + 19215.

It is an arithmetic number, because the mean of its divisors is an integer number (4026936).

Almost surely, 2^54891942 is an apocalyptic number.

54891942 is an abundant number, since it is smaller than the sum of its proper divisors (73970010).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54891942 is a wasteful number, since it uses less digits than its factorization.

54891942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35372.

The product of its digits is 103680, while the sum is 42.

The square root of 54891942 is about 7408.9096363770. The cubic root of 54891942 is about 380.0460285888.

The spelling of 54891942 in words is "fifty-four million, eight hundred ninety-one thousand, nine hundred forty-two".