1089674 has 4 divisors (see below), whose sum is σ = 1634514. Its totient is φ = 544836.

The previous prime is 1089661. The next prime is 1089677. The reversal of 1089674 is 4769801.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4769801 = 863 ⋅5527.

It can be written as a sum of positive squares in only one way, i.e., 1014049 + 75625 = 1007^2 + 275^2 .

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (1089677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272417 + ... + 272420.

2^1089674 is an apocalyptic number.

1089674 is a deficient number, since it is larger than the sum of its proper divisors (544840).

1089674 is an equidigital number, since it uses as much as digits as its factorization.

1089674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544839.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 1089674 is about 1043.8745135312. The cubic root of 1089674 is about 102.9039856817.

The spelling of 1089674 in words is "one million, eighty-nine thousand, six hundred seventy-four".