52740450 has 96 divisors (see below), whose sum is σ = 166120320. Its totient is φ = 12052800.

The previous prime is 52740361. The next prime is 52740461. The reversal of 52740450 is 5404725.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6660 + ... + 12240.

It is an arithmetic number, because the mean of its divisors is an integer number (1730420).

Almost surely, 2^52740450 is an apocalyptic number.

52740450 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 52740450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83060160).

52740450 is an abundant number, since it is smaller than the sum of its proper divisors (113379870).

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

52740450 is a wasteful number, since it uses less digits than its factorization.

52740450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5609 (or 5598 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 27.

The square root of 52740450 is about 7262.2620442945. The cubic root of 52740450 is about 375.0143994471.

The spelling of 52740450 in words is "fifty-two million, seven hundred forty thousand, four hundred fifty".