1745743146 has 32 divisors (see below), whose sum is σ = 3993729408. Its totient is φ = 498351360.

The previous prime is 1745743133. The next prime is 1745743151. The reversal of 1745743146 is 6413475471.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1745743098 and 1745743107.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32686 + ... + 67526.

It is an arithmetic number, because the mean of its divisors is an integer number (124804044).

Almost surely, 2^1745743146 is an apocalyptic number.

1745743146 is an abundant number, since it is smaller than the sum of its proper divisors (2247986262).

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

1745743146 is a wasteful number, since it uses less digits than its factorization.

1745743146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36046.

The product of its digits is 282240, while the sum is 42.

The square root of 1745743146 is about 41782.0912114269. The cubic root of 1745743146 is about 1204.0932317255.

The spelling of 1745743146 in words is "one billion, seven hundred forty-five million, seven hundred forty-three thousand, one hundred forty-six".