1429567438 has 32 divisors (see below), whose sum is σ = 2416780800. Its totient is φ = 629260896.

The previous prime is 1429567423. The next prime is 1429567457. The reversal of 1429567438 is 8347659241.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1429567391 and 1429567400.

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, 211353 + ... + 218011.

It is an arithmetic number, because the mean of its divisors is an integer number (75524400).

Almost surely, 2^1429567438 is an apocalyptic number.

1429567438 is a deficient number, since it is larger than the sum of its proper divisors (987213362).

1429567438 is a wasteful number, since it uses less digits than its factorization.

1429567438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7056.

The product of its digits is 1451520, while the sum is 49.

The square root of 1429567438 is about 37809.6209713877. The cubic root of 1429567438 is about 1126.5095621228.

The spelling of 1429567438 in words is "one billion, four hundred twenty-nine million, five hundred sixty-seven thousand, four hundred thirty-eight".