1089330 has 32 divisors (see below), whose sum is σ = 2852928. Its totient is φ = 264000.

The previous prime is 1089313. The next prime is 1089359. The reversal of 1089330 is 339801.

1089330 = T₃₂₀ + T₃₂₁ + ... + T₃₃₉.

It is a self number, because there is not a number n which added to its sum of digits gives 1089330.

It is a congruent number.

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, 1321 + ... + 1980.

It is an arithmetic number, because the mean of its divisors is an integer number (89154).

2^1089330 is an apocalyptic number.

1089330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1089330 is an abundant number, since it is smaller than the sum of its proper divisors (1763598).

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

1089330 is a wasteful number, since it uses less digits than its factorization.

1089330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3322.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 1089330 is about 1043.7097297621. The cubic root of 1089330 is about 102.8931559299.

The spelling of 1089330 in words is "one million, eighty-nine thousand, three hundred thirty".