1744073138 has 8 divisors (see below), whose sum is σ = 2626965660. Its totient is φ = 868417920.

The previous prime is 1744073119. The next prime is 1744073153. The reversal of 1744073138 is 8313704471.

It can be written as a sum of positive squares in 2 ways, for example, as 1742812009 + 1261129 = 41747^2 + 1123^2 .

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

It is a super-2 number, since 2×1744073138² = 6083582221386334088, which contains 22 as substring.

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, 1808723 + ... + 1809686.

Almost surely, 2^1744073138 is an apocalyptic number.

1744073138 is a deficient number, since it is larger than the sum of its proper divisors (882892522).

1744073138 is a wasteful number, since it uses less digits than its factorization.

1744073138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3618652.

The product of its (nonzero) digits is 56448, while the sum is 38.

The square root of 1744073138 is about 41762.1016951973. The cubic root of 1744073138 is about 1203.7091571117.

The spelling of 1744073138 in words is "one billion, seven hundred forty-four million, seventy-three thousand, one hundred thirty-eight".