56532450 has 96 divisors (see below), whose sum is σ = 154115136. Its totient is φ = 13628160.

The previous prime is 56532449. The next prime is 56532451. The reversal of 56532450 is 5423565.

It is an interprime number because it is at equal distance from previous prime (56532449) and next prime (56532451).

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (56532451) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 103077 + ... + 103623.

It is an arithmetic number, because the mean of its divisors is an integer number (1605366).

Almost surely, 2^56532450 is an apocalyptic number.

56532450 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 56532450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77057568).

56532450 is an abundant number, since it is smaller than the sum of its proper divisors (97582686).

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

56532450 is a wasteful number, since it uses less digits than its factorization.

56532450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628 (or 623 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 56532450 is about 7518.8064212347. The cubic root of 56532450 is about 383.7949616104.

The spelling of 56532450 in words is "fifty-six million, five hundred thirty-two thousand, four hundred fifty".