1075240 has 16 divisors (see below), whose sum is σ = 2419380. Its totient is φ = 430080.

The previous prime is 1075237. The next prime is 1075241. The reversal of 1075240 is 425701.

It can be written as a sum of positive squares in 2 ways, for example, as 1069156 + 6084 = 1034^2 + 78^2 .

It is a super-2 number, since 2×1075240² = 2312282115200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1075241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13401 + ... + 13480.

2^1075240 is an apocalyptic number.

1075240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1075240 is an abundant number, since it is smaller than the sum of its proper divisors (1344140).

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

1075240 is a wasteful number, since it uses less digits than its factorization.

1075240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26892 (or 26888 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 19.

The square root of 1075240 is about 1036.9377994846. The cubic root of 1075240 is about 102.4476035991.

The spelling of 1075240 in words is "one million, seventy-five thousand, two hundred forty".