1403424430 has 16 divisors (see below), whose sum is σ = 2594439360. Its totient is φ = 546197472.

The previous prime is 1403424403. The next prime is 1403424431. The reversal of 1403424430 is 344243041.

It is a junction number, because it is equal to n+sod(n) for n = 1403424395 and 1403424404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1403424431) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1896150 + ... + 1896889.

It is an arithmetic number, because the mean of its divisors is an integer number (162152460).

Almost surely, 2^1403424430 is an apocalyptic number.

1403424430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1403424430 is a deficient number, since it is larger than the sum of its proper divisors (1191014930).

1403424430 is a wasteful number, since it uses less digits than its factorization.

1403424430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3793083.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 1403424430 is about 37462.3067896252. The cubic root of 1403424430 is about 1119.6003117829.

Adding to 1403424430 its reverse (344243041), we get a palindrome (1747667471).

The spelling of 1403424430 in words is "one billion, four hundred three million, four hundred twenty-four thousand, four hundred thirty".