1423369438 has 8 divisors (see below), whose sum is σ = 2260645632. Its totient is φ = 669820896.

The previous prime is 1423369427. The next prime is 1423369457. The reversal of 1423369438 is 8349633241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1423369394 and 1423369403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20931870 + ... + 20931937.

It is an arithmetic number, because the mean of its divisors is an integer number (282580704).

Almost surely, 2^1423369438 is an apocalyptic number.

1423369438 is a deficient number, since it is larger than the sum of its proper divisors (837276194).

1423369438 is a wasteful number, since it uses less digits than its factorization.

1423369438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41863826.

The product of its digits is 373248, while the sum is 43.

The square root of 1423369438 is about 37727.5686733190. The cubic root of 1423369438 is about 1124.8791805724.

The spelling of 1423369438 in words is "one billion, four hundred twenty-three million, three hundred sixty-nine thousand, four hundred thirty-eight".