424152540 has 144 divisors (see below), whose sum is σ = 1517967360. Its totient is φ = 93813120.

The previous prime is 424152527. The next prime is 424152611. The reversal of 424152540 is 45251424.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 33631 + ... + 44489.

It is an arithmetic number, because the mean of its divisors is an integer number (10541440).

Almost surely, 2^424152540 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 424152540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (758983680).

424152540 is an abundant number, since it is smaller than the sum of its proper divisors (1093814820).

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

424152540 is a wasteful number, since it uses less digits than its factorization.

424152540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10912 (or 10907 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 424152540 is about 20594.9639475285. The cubic root of 424152540 is about 751.3472318394.

The spelling of 424152540 in words is "four hundred twenty-four million, one hundred fifty-two thousand, five hundred forty".