1430220432 has 20 divisors (see below), whose sum is σ = 3694736240. Its totient is φ = 476740128.

The previous prime is 1430220409. The next prime is 1430220443. The reversal of 1430220432 is 2340220341.

It is a super-2 number, since 2×1430220432² = 4091060968220533248, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1430220399 and 1430220408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14898082 + ... + 14898177.

It is an arithmetic number, because the mean of its divisors is an integer number (184736812).

Almost surely, 2^1430220432 is an apocalyptic number.

1430220432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1430220432 is an abundant number, since it is smaller than the sum of its proper divisors (2264515808).

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

1430220432 is a wasteful number, since it uses less digits than its factorization.

1430220432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29796270 (or 29796264 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 1430220432 is about 37818.2552744042. The cubic root of 1430220432 is about 1126.6810573577.

Adding to 1430220432 its reverse (2340220341), we get a palindrome (3770440773).

Subtracting 1430220432 from its reverse (2340220341), we obtain a palindrome (909999909).

The spelling of 1430220432 in words is "one billion, four hundred thirty million, two hundred twenty thousand, four hundred thirty-two".