1493704044 has 144 divisors (see below), whose sum is σ = 4660639200. Its totient is φ = 412013952.

The previous prime is 1493703979. The next prime is 1493704103. The reversal of 1493704044 is 4404073941.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 148602 + ... + 158334.

It is an arithmetic number, because the mean of its divisors is an integer number (32365550).

Almost surely, 2^1493704044 is an apocalyptic number.

1493704044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1493704044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2330319600).

1493704044 is an abundant number, since it is smaller than the sum of its proper divisors (3166935156).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1493704044 is a wasteful number, since it uses less digits than its factorization.

1493704044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9789 (or 9774 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 1493704044 is about 38648.4675504735. The cubic root of 1493704044 is about 1143.1104253301.

Adding to 1493704044 its reverse (4404073941), we get a palindrome (5897777985).

The spelling of 1493704044 in words is "one billion, four hundred ninety-three million, seven hundred four thousand, forty-four".