1699058380 has 24 divisors (see below), whose sum is σ = 3691059120. Its totient is φ = 656187840.

The previous prime is 1699058377. The next prime is 1699058399. The reversal of 1699058380 is 838509961.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1464126 + ... + 1465285.

It is an arithmetic number, because the mean of its divisors is an integer number (153794130).

Almost surely, 2^1699058380 is an apocalyptic number.

1699058380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1699058380 is an abundant number, since it is smaller than the sum of its proper divisors (1992000740).

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

1699058380 is a wasteful number, since it uses less digits than its factorization.

1699058380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2929449 (or 2929447 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 49.

The square root of 1699058380 is about 41219.6358547719. The cubic root of 1699058380 is about 1193.2627967906.

The spelling of 1699058380 in words is "one billion, six hundred ninety-nine million, fifty-eight thousand, three hundred eighty".