1699445852 has 24 divisors (see below), whose sum is σ = 3204600000. Its totient is φ = 783919296.

The previous prime is 1699445843. The next prime is 1699445857. The reversal of 1699445852 is 2585449961.

It is a super-3 number, since 3×1699445852³ (a number of 29 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1699445794 and 1699445803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1699445857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95774 + ... + 112122.

It is an arithmetic number, because the mean of its divisors is an integer number (133525000).

Almost surely, 2^1699445852 is an apocalyptic number.

It is an amenable number.

1699445852 is a deficient number, since it is larger than the sum of its proper divisors (1505154148).

1699445852 is a wasteful number, since it uses less digits than its factorization.

1699445852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18365 (or 18363 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 53.

The square root of 1699445852 is about 41224.3356768790. The cubic root of 1699445852 is about 1193.3534981629.

The spelling of 1699445852 in words is "one billion, six hundred ninety-nine million, four hundred forty-five thousand, eight hundred fifty-two".