54453450 has 48 divisors (see below), whose sum is σ = 136973376. Its totient is φ = 14313600.

The previous prime is 54453383. The next prime is 54453463. The reversal of 54453450 is 5435445.

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

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, 8094 + ... + 13206.

It is an arithmetic number, because the mean of its divisors is an integer number (2853612).

Almost surely, 2^54453450 is an apocalyptic number.

54453450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 54453450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68486688).

54453450 is an abundant number, since it is smaller than the sum of its proper divisors (82519926).

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

54453450 is a wasteful number, since it uses less digits than its factorization.

54453450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5199 (or 5194 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 30.

The square root of 54453450 is about 7379.2580927895. The cubic root of 54453450 is about 379.0313510359.

Adding to 54453450 its reverse (5435445), we get a palindrome (59888895).

The spelling of 54453450 in words is "fifty-four million, four hundred fifty-three thousand, four hundred fifty".