54194940 has 48 divisors (see below), whose sum is σ = 168608160. Its totient is φ = 14451840.

The previous prime is 54194891. The next prime is 54194947. The reversal of 54194940 is 4949145.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 54194895 and 54194904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54194947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49641 + ... + 50720.

It is an arithmetic number, because the mean of its divisors is an integer number (3512670).

Almost surely, 2^54194940 is an apocalyptic number.

It is an amenable number.

54194940 is an abundant number, since it is smaller than the sum of its proper divisors (114413220).

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

54194940 is a wasteful number, since it uses less digits than its factorization.

54194940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100379 (or 100371 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 54194940 is about 7361.7212661170. The cubic root of 54194940 is about 378.4306002486.

It can be divided in two parts, 541 and 94940, that added together give a square (95481 = 309²).

The spelling of 54194940 in words is "fifty-four million, one hundred ninety-four thousand, nine hundred forty".