1049897610 has 24 divisors (see below), whose sum is σ = 2729734020. Its totient is φ = 279972672.

The previous prime is 1049897599. The next prime is 1049897623. The reversal of 1049897610 is 167989401.

It is a happy number.

1049897610 is a `hidden beast` number, since 10 + 498 + 97 + 61 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1043742249 + 6155361 = 32307^2 + 2481^2 .

It is a super-2 number, since 2×1049897610² = 2204569982967424200, which contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5832675 + ... + 5832854.

Almost surely, 2^1049897610 is an apocalyptic number.

1049897610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1049897610 is an abundant number, since it is smaller than the sum of its proper divisors (1679836410).

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

1049897610 is a wasteful number, since it uses less digits than its factorization.

1049897610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11665542 (or 11665539 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 45.

The square root of 1049897610 is about 32402.1235415212. The cubic root of 1049897610 is about 1016.3633180193.

The spelling of 1049897610 in words is "one billion, forty-nine million, eight hundred ninety-seven thousand, six hundred ten".