1423426430 has 32 divisors (see below), whose sum is σ = 2655253440. Its totient is φ = 548755200.

The previous prime is 1423426421. The next prime is 1423426441. The reversal of 1423426430 is 346243241.

It is a super-2 number, since 2×1423426430² = 4052285603245089800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a junction number, because it is equal to n+sod(n) for n = 1423426393 and 1423426402.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170207 + ... + 178373.

It is an arithmetic number, because the mean of its divisors is an integer number (82976670).

Almost surely, 2^1423426430 is an apocalyptic number.

1423426430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1423426430 is a deficient number, since it is larger than the sum of its proper divisors (1231827010).

1423426430 is a wasteful number, since it uses less digits than its factorization.

1423426430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8804.

The product of its (nonzero) digits is 13824, while the sum is 29.

The square root of 1423426430 is about 37728.3239754962. The cubic root of 1423426430 is about 1124.8941938353.

Adding to 1423426430 its reverse (346243241), we get a palindrome (1769669671).

The spelling of 1423426430 in words is "one billion, four hundred twenty-three million, four hundred twenty-six thousand, four hundred thirty".