1200567040 has 36 divisors (see below), whose sum is σ = 2875736304. Its totient is φ = 480226304.

The previous prime is 1200567023. The next prime is 1200567059. The reversal of 1200567040 is 407650021.

It is a super-2 number, since 2×1200567040² = 2882722435068723200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1200566996 and 1200567014.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 467692 + ... + 470251.

It is an arithmetic number, because the mean of its divisors is an integer number (79881564).

Almost surely, 2^1200567040 is an apocalyptic number.

1200567040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1200567040 is an abundant number, since it is smaller than the sum of its proper divisors (1675169264).

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

1200567040 is an frugal number, since it uses more digits than its factorization.

1200567040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 937964 (or 937950 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 1200567040 is about 34649.1997021576. The cubic root of 1200567040 is about 1062.8259233572.

The spelling of 1200567040 in words is "one billion, two hundred million, five hundred sixty-seven thousand, forty".