1148264 has 32 divisors (see below), whose sum is σ = 2369640. Its totient is φ = 518400.

The previous prime is 1148263. The next prime is 1148291. The reversal of 1148264 is 4628411.

It can be written as a sum of positive squares in 4 ways, for example, as 128164 + 1020100 = 358^2 + 1010^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (1148261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6254 + ... + 6434.

2^1148264 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 1148264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1184820).

1148264 is an abundant number, since it is smaller than the sum of its proper divisors (1221376).

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

1148264 is a wasteful number, since it uses less digits than its factorization.

1148264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261 (or 257 counting only the distinct ones).

The product of its digits is 1536, while the sum is 26.

The square root of 1148264 is about 1071.5708096062. The cubic root of 1148264 is about 104.7162102439.

The spelling of 1148264 in words is "one million, one hundred forty-eight thousand, two hundred sixty-four".