424605240 has 160 divisors (see below), whose sum is σ = 1476684000. Its totient is φ = 109299456.

The previous prime is 424605227. The next prime is 424605271. The reversal of 424605240 is 42506424.

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

It is a zygodrome in base 6.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 91701 + ... + 96219.

It is an arithmetic number, because the mean of its divisors is an integer number (9229275).

Almost surely, 2^424605240 is an apocalyptic number.

424605240 is a gapful number since it is divisible by the number (40) 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 424605240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (738342000).

424605240 is an abundant number, since it is smaller than the sum of its proper divisors (1052078760).

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

424605240 is a wasteful number, since it uses less digits than its factorization.

424605240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4571 (or 4558 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 424605240 is about 20605.9515674477. The cubic root of 424605240 is about 751.6144422746.

The spelling of 424605240 in words is "four hundred twenty-four million, six hundred five thousand, two hundred forty".