1493450038 has 4 divisors (see below), whose sum is σ = 2240175060. Its totient is φ = 746725018.

The previous prime is 1493450029. The next prime is 1493450041. The reversal of 1493450038 is 8300543941.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 1493449979 and 1493450006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373362508 + ... + 373362511.

It is an arithmetic number, because the mean of its divisors is an integer number (560043765).

Almost surely, 2^1493450038 is an apocalyptic number.

1493450038 is a deficient number, since it is larger than the sum of its proper divisors (746725022).

1493450038 is an equidigital number, since it uses as much as digits as its factorization.

1493450038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746725021.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 1493450038 is about 38645.1813037538. The cubic root of 1493450038 is about 1143.0456259325.

Adding to 1493450038 its reverse (8300543941), we get a palindrome (9793993979).

The spelling of 1493450038 in words is "one billion, four hundred ninety-three million, four hundred fifty thousand, thirty-eight".