424535440 has 40 divisors (see below), whose sum is σ = 1128052800. Its totient is φ = 145554816.

The previous prime is 424535401. The next prime is 424535467. The reversal of 424535440 is 44535424.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 378490 + ... + 379609.

It is an arithmetic number, because the mean of its divisors is an integer number (28201320).

Almost surely, 2^424535440 is an apocalyptic number.

424535440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

424535440 is an abundant number, since it is smaller than the sum of its proper divisors (703517360).

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

424535440 is a wasteful number, since it uses less digits than its factorization.

424535440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758119 (or 758113 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 31.

The square root of 424535440 is about 20604.2578124037. The cubic root of 424535440 is about 751.5732545563.

The spelling of 424535440 in words is "four hundred twenty-four million, five hundred thirty-five thousand, four hundred forty".