1072200844 has 144 divisors (see below), whose sum is σ = 2402426880. Its totient is φ = 414691200.

The previous prime is 1072200827. The next prime is 1072200887. The reversal of 1072200844 is 4480022701.

It is a super-2 number, since 2×1072200844² = 2299229299748624672, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4486077 + ... + 4486315.

It is an arithmetic number, because the mean of its divisors is an integer number (16683520).

Almost surely, 2^1072200844 is an apocalyptic number.

It is an amenable number.

1072200844 is an abundant number, since it is smaller than the sum of its proper divisors (1330226036).

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

1072200844 is a wasteful number, since it uses less digits than its factorization.

1072200844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332 (or 319 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 28.

The square root of 1072200844 is about 32744.4780688286. The cubic root of 1072200844 is about 1023.5099011208.

The spelling of 1072200844 in words is "one billion, seventy-two million, two hundred thousand, eight hundred forty-four".