1696140 has 72 divisors (see below), whose sum is σ = 5350800. Its totient is φ = 451008.

The previous prime is 1696127. The next prime is 1696153. The reversal of 1696140 is 416961.

It is an interprime number because it is at equal distance from previous prime (1696127) and next prime (1696153).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a zygodrome in base 2.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4686 + ... + 5034.

2^1696140 is an apocalyptic number.

1696140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1696140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2675400).

1696140 is an abundant number, since it is smaller than the sum of its proper divisors (3654660).

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

1696140 is a wasteful number, since it uses less digits than its factorization.

1696140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373 (or 359 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 1696140 is about 1302.3593974015. The cubic root of 1696140 is about 119.2579204422.

The spelling of 1696140 in words is "one million, six hundred ninety-six thousand, one hundred forty".