424505500 has 48 divisors (see below), whose sum is σ = 934341408. Its totient is φ = 168480000.

The previous prime is 424505489. The next prime is 424505519. The reversal of 424505500 is 5505424.

424505500 = T₂₄₈₀ + T₂₄₈₁ + ... + T₂₆₁₀.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62260 + ... + 68740.

It is an arithmetic number, because the mean of its divisors is an integer number (19465446).

Almost surely, 2^424505500 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 424505500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (467170704).

424505500 is an abundant number, since it is smaller than the sum of its proper divisors (509835908).

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

424505500 is a wasteful number, since it uses less digits than its factorization.

424505500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6631 (or 6619 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 25.

The square root of 424505500 is about 20603.5312507347. The cubic root of 424505500 is about 751.5555861199. Note that the first 4 decimals are identical.

The spelling of 424505500 in words is "four hundred twenty-four million, five hundred five thousand, five hundred".