1049665700 has 18 divisors (see below), whose sum is σ = 2277774786. Its totient is φ = 419866240.

The previous prime is 1049665679. The next prime is 1049665703. The reversal of 1049665700 is 75669401.

It can be written as a sum of positive squares in 3 ways, for example, as 204833344 + 844832356 = 14312^2 + 29066^2 .

It is a super-2 number, since 2×1049665700² = 2203596163512980000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1049665703) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5248229 + ... + 5248428.

Almost surely, 2^1049665700 is an apocalyptic number.

1049665700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1049665700 is an abundant number, since it is smaller than the sum of its proper divisors (1228109086).

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

1049665700 is a wasteful number, since it uses less digits than its factorization.

1049665700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10496671 (or 10496664 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 1049665700 is about 32398.5447204037. The cubic root of 1049665700 is about 1016.2884782852.

The spelling of 1049665700 in words is "one billion, forty-nine million, six hundred sixty-five thousand, seven hundred".