1699243252 has 24 divisors (see below), whose sum is σ = 3400517120. Its totient is φ = 727812000.

The previous prime is 1699243201. The next prime is 1699243253. The reversal of 1699243252 is 2523429961.

It is a junction number, because it is equal to n+sod(n) for n = 1699243199 and 1699243208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1699243253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32002 + ... + 66502.

Almost surely, 2^1699243252 is an apocalyptic number.

It is an amenable number.

1699243252 is an abundant number, since it is smaller than the sum of its proper divisors (1701273868).

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

1699243252 is a wasteful number, since it uses less digits than its factorization.

1699243252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36271 (or 36269 counting only the distinct ones).

The product of its digits is 233280, while the sum is 43.

The square root of 1699243252 is about 41221.8783172237. The cubic root of 1699243252 is about 1193.3060742675.

The spelling of 1699243252 in words is "one billion, six hundred ninety-nine million, two hundred forty-three thousand, two hundred fifty-two".