1690014 has 8 divisors (see below), whose sum is σ = 3380040. Its totient is φ = 563336.

The previous prime is 1690009. The next prime is 1690019. The reversal of 1690014 is 4100961.

It is an interprime number because it is at equal distance from previous prime (1690009) and next prime (1690019).

It is a sphenic number, since it is the product of 3 distinct primes.

1690014 is an admirable number.

It is a super-2 number, since 2×1690014² = 5712294640392, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1690019) 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, 140829 + ... + 140840.

It is an arithmetic number, because the mean of its divisors is an integer number (422505).

2^1690014 is an apocalyptic number.

1690014 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1690014 is a wasteful number, since it uses less digits than its factorization.

1690014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281674.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 1690014 is about 1300.0053846042. The cubic root of 1690014 is about 119.1141714327.

Adding to 1690014 its reverse (4100961), we get a palindrome (5790975).

The spelling of 1690014 in words is "one million, six hundred ninety thousand, fourteen".