2089459546 has 4 divisors (see below), whose sum is σ = 3134189322. Its totient is φ = 1044729772.

The previous prime is 2089459543. The next prime is 2089459549. The reversal of 2089459546 is 6459549802.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6459549802 = 2 ⋅3229774901.

It is an interprime number because it is at equal distance from previous prime (2089459543) and next prime (2089459549).

It can be written as a sum of positive squares in only one way, i.e., 2062158921 + 27300625 = 45411^2 + 5225^2 .

It is a super-2 number, since 2×2089459546² = 8731682388741052232, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2089459493 and 2089459502.

It is not an unprimeable number, because it can be changed into a prime (2089459543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522364885 + ... + 522364888.

Almost surely, 2^2089459546 is an apocalyptic number.

2089459546 is a deficient number, since it is larger than the sum of its proper divisors (1044729776).

2089459546 is a wasteful number, since it uses less digits than its factorization.

2089459546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1044729775.

The product of its (nonzero) digits is 3110400, while the sum is 52.

The square root of 2089459546 is about 45710.6064934606. The cubic root of 2089459546 is about 1278.4330487786.

The spelling of 2089459546 in words is "two billion, eighty-nine million, four hundred fifty-nine thousand, five hundred forty-six".