45998705 has 4 divisors (see below), whose sum is σ = 55198452. Its totient is φ = 36798960.

The previous prime is 45998681. The next prime is 45998713. The reversal of 45998705 is 50789954.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 50789954 = 2 ⋅25394977.

It can be written as a sum of positive squares in 2 ways, for example, as 19855936 + 26142769 = 4456^2 + 5113^2 .

It is a de Polignac number, because none of the positive numbers 2^k-45998705 is a prime.

It is a super-3 number, since 3×45998705³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45998705.

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, 4599866 + ... + 4599875.

It is an arithmetic number, because the mean of its divisors is an integer number (13799613).

Almost surely, 2^45998705 is an apocalyptic number.

It is an amenable number.

45998705 is a deficient number, since it is larger than the sum of its proper divisors (9199747).

45998705 is an equidigital number, since it uses as much as digits as its factorization.

45998705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9199746.

The product of its (nonzero) digits is 453600, while the sum is 47.

The square root of 45998705 is about 6782.2345137867. The cubic root of 45998705 is about 358.3014247171.

The spelling of 45998705 in words is "forty-five million, nine hundred ninety-eight thousand, seven hundred five".