1079640 has 48 divisors (see below), whose sum is σ = 3510000. Its totient is φ = 287808.

The previous prime is 1079633. The next prime is 1079647. The reversal of 1079640 is 469701.

1079640 is a `hidden beast` number, since 10 + 7 + 9 + 640 = 666.

It is an interprime number because it is at equal distance from previous prime (1079633) and next prime (1079647).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1079647) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1140 + ... + 1859.

It is an arithmetic number, because the mean of its divisors is an integer number (73125).

2^1079640 is an apocalyptic number.

1079640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1079640 is an abundant number, since it is smaller than the sum of its proper divisors (2430360).

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

1079640 is a wasteful number, since it uses less digits than its factorization.

1079640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3016 (or 3009 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 1079640 is about 1039.0572650244. The cubic root of 1079640 is about 102.5871556941.

The spelling of 1079640 in words is "one million, seventy-nine thousand, six hundred forty".