430140040 has 32 divisors (see below), whose sum is σ = 1055799360. Its totient is φ = 156414400.

The previous prime is 430140019. The next prime is 430140047. The reversal of 430140040 is 40041034.

It is a super-2 number, since 2×430140040² = 370040908022403200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 430139996 and 430140023.

It is not an unprimeable number, because it can be changed into a prime (430140047) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 488356 + ... + 489235.

It is an arithmetic number, because the mean of its divisors is an integer number (32993730).

Almost surely, 2^430140040 is an apocalyptic number.

430140040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

430140040 is an abundant number, since it is smaller than the sum of its proper divisors (625659320).

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

430140040 is a wasteful number, since it uses less digits than its factorization.

430140040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 977613 (or 977609 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 430140040 is about 20739.8177426900. The cubic root of 430140040 is about 754.8661605072.

Adding to 430140040 its reverse (40041034), we get a palindrome (470181074).

The spelling of 430140040 in words is "four hundred thirty million, one hundred forty thousand, forty".