1745730147 has 16 divisors (see below), whose sum is σ = 2703771392. Its totient is φ = 981205920.

The previous prime is 1745730101. The next prime is 1745730191. The reversal of 1745730147 is 7410375471.

It is not a de Polignac number, because 1745730147 - 2¹⁶ = 1745664611 is a prime.

It is a super-2 number, since 2×1745730147² = 6095147492289283218, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1745730047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 680113 + ... + 682674.

It is an arithmetic number, because the mean of its divisors is an integer number (168985712).

Almost surely, 2^1745730147 is an apocalyptic number.

1745730147 is a deficient number, since it is larger than the sum of its proper divisors (958041245).

1745730147 is a wasteful number, since it uses less digits than its factorization.

1745730147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1362858.

The product of its (nonzero) digits is 82320, while the sum is 39.

The square root of 1745730147 is about 41781.9356540599. The cubic root of 1745730147 is about 1204.0902431135.

The spelling of 1745730147 in words is "one billion, seven hundred forty-five million, seven hundred thirty thousand, one hundred forty-seven".