54473340 has 72 divisors (see below), whose sum is σ = 155781360. Its totient is φ = 14220800.

The previous prime is 54473333. The next prime is 54473359. The reversal of 54473340 is 4337445.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 54473298 and 54473307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 539290 + ... + 539390.

It is an arithmetic number, because the mean of its divisors is an integer number (2163630).

Almost surely, 2^54473340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54473340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77890680).

54473340 is an abundant number, since it is smaller than the sum of its proper divisors (101308020).

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

54473340 is a wasteful number, since it uses less digits than its factorization.

54473340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303 (or 200 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 30.

The square root of 54473340 is about 7380.6056662038. The cubic root of 54473340 is about 379.0774945208.

The spelling of 54473340 in words is "fifty-four million, four hundred seventy-three thousand, three hundred forty".