1696949400 has 96 divisors (see below), whose sum is σ = 5268144960. Its totient is φ = 451866240.

The previous prime is 1696949399. The next prime is 1696949431. The reversal of 1696949400 is 49496961.

It is a self number, because there is not a number n which added to its sum of digits gives 1696949400.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 528199 + ... + 531401.

It is an arithmetic number, because the mean of its divisors is an integer number (54876510).

Almost surely, 2^1696949400 is an apocalyptic number.

1696949400 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 1696949400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2634072480).

1696949400 is an abundant number, since it is smaller than the sum of its proper divisors (3571195560).

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

1696949400 is a wasteful number, since it uses less digits than its factorization.

1696949400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4105 (or 4096 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 48.

The square root of 1696949400 is about 41194.0456862397. The cubic root of 1696949400 is about 1192.7688743210.

The spelling of 1696949400 in words is "one billion, six hundred ninety-six million, nine hundred forty-nine thousand, four hundred".