1699452050 has 24 divisors (see below), whose sum is σ = 3238081812. Its totient is φ = 663200000.

The previous prime is 1699452047. The next prime is 1699452059. The reversal of 1699452050 is 502549961.

It can be written as a sum of positive squares in 6 ways, for example, as 282004849 + 1417447201 = 16793^2 + 37649^2 .

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a junction number, because it is equal to n+sod(n) for n = 1699451989 and 1699452007.

It is not an unprimeable number, because it can be changed into a prime (1699452059) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 412451 + ... + 416550.

Almost surely, 2^1699452050 is an apocalyptic number.

1699452050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1699452050 is a deficient number, since it is larger than the sum of its proper divisors (1538629762).

1699452050 is a wasteful number, since it uses less digits than its factorization.

1699452050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 829054 (or 829049 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 41.

The square root of 1699452050 is about 41224.4108508539. The cubic root of 1699452050 is about 1193.3549489095.

The spelling of 1699452050 in words is "one billion, six hundred ninety-nine million, four hundred fifty-two thousand, fifty".