1093240 has 32 divisors (see below), whose sum is σ = 2489760. Its totient is φ = 432000.

The previous prime is 1093237. The next prime is 1093243. The reversal of 1093240 is 423901.

It is an interprime number because it is at equal distance from previous prime (1093237) and next prime (1093243).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1093243) 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, 5950 + ... + 6130.

It is an arithmetic number, because the mean of its divisors is an integer number (77805).

2^1093240 is an apocalyptic number.

1093240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1093240 is the 604-th octagonal number.

It is an amenable number.

1093240 is an abundant number, since it is smaller than the sum of its proper divisors (1396520).

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

1093240 is a wasteful number, since it uses less digits than its factorization.

1093240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343 (or 339 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 1093240 is about 1045.5811781014. The cubic root of 1093240 is about 103.0161158683.

The spelling of 1093240 in words is "one million, ninety-three thousand, two hundred forty".