54534942 has 144 divisors (see below), whose sum is σ = 153535200. Its totient is φ = 13970880.

The previous prime is 54534937. The next prime is 54534947. The reversal of 54534942 is 24943545.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (54534937) and next prime (54534947).

Its product of digits (86400) is a multiple of the sum of its prime divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 54534897 and 54534906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54534947) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 747018 + ... + 747090.

Almost surely, 2^54534942 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54534942, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76767600).

54534942 is an abundant number, since it is smaller than the sum of its proper divisors (99000258).

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

54534942 is a wasteful number, since it uses less digits than its factorization.

54534942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124 (or 96 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 54534942 is about 7384.7777217734. Note that the first 4 decimals coincide. The cubic root of 54534942 is about 379.2203358613.

The spelling of 54534942 in words is "fifty-four million, five hundred thirty-four thousand, nine hundred forty-two".