53475000 has 192 divisors, whose sum is σ = 179988480. Its totient is φ = 13200000.

The previous prime is 53474983. The next prime is 53475061. The reversal of 53475000 is 57435.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 1724985 + ... + 1725015.

It is an arithmetic number, because the mean of its divisors is an integer number (937440).

Almost surely, 2^53475000 is an apocalyptic number.

53475000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53475000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89994240).

53475000 is an abundant number, since it is smaller than the sum of its proper divisors (126513480).

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

53475000 is a wasteful number, since it uses less digits than its factorization.

53475000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88 (or 64 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 24.

The square root of 53475000 is about 7312.6602546543. The cubic root of 53475000 is about 376.7474004858.

The spelling of 53475000 in words is "fifty-three million, four hundred seventy-five thousand".