1685740014 has 96 divisors (see below), whose sum is σ = 4350528000. Its totient is φ = 461547072.

The previous prime is 1685740003. The next prime is 1685740019. The reversal of 1685740014 is 4100475861.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1685740019) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 506247 + ... + 509565.

It is an arithmetic number, because the mean of its divisors is an integer number (45318000).

Almost surely, 2^1685740014 is an apocalyptic number.

1685740014 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1685740014, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2175264000).

1685740014 is an abundant number, since it is smaller than the sum of its proper divisors (2664787986).

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

1685740014 is a wasteful number, since it uses less digits than its factorization.

1685740014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3502 (or 3499 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The square root of 1685740014 is about 41057.7643570616. The cubic root of 1685740014 is about 1190.1367481671.

The spelling of 1685740014 in words is "one billion, six hundred eighty-five million, seven hundred forty thousand, fourteen".