1086464 has 22 divisors (see below), whose sum is σ = 2173914. Its totient is φ = 542720.

The previous prime is 1086461. The next prime is 1086469. The reversal of 1086464 is 4646801.

It can be written as a sum of positive squares in only one way, i.e., 984064 + 102400 = 992^2 + 320^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1086461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 494 + ... + 1554.

2^1086464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1086464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1086957).

1086464 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1086464 is an equidigital number, since it uses as much as digits as its factorization.

1086464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1081 (or 1063 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 1086464 is about 1042.3358383937. The cubic root of 1086464 is about 102.8028402371.

The spelling of 1086464 in words is "one million, eighty-six thousand, four hundred sixty-four".