1069090040 has 32 divisors (see below), whose sum is σ = 2406386880. Its totient is φ = 427469952.

The previous prime is 1069090039. The next prime is 1069090051. The reversal of 1069090040 is 400909601.

It is a super-2 number, since 2×1069090040² = 2285907027254403200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1069089985 and 1069090012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186497 + ... + 192143.

It is an arithmetic number, because the mean of its divisors is an integer number (75199590).

Almost surely, 2^1069090040 is an apocalyptic number.

1069090040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1069090040 is an abundant number, since it is smaller than the sum of its proper divisors (1337296840).

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

1069090040 is a wasteful number, since it uses less digits than its factorization.

1069090040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10391 (or 10387 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 1069090040 is about 32696.9423646921. The cubic root of 1069090040 is about 1022.5190970503.

Adding to 1069090040 its reverse (400909601), we get a palindrome (1469999641).

The spelling of 1069090040 in words is "one billion, sixty-nine million, ninety thousand, forty".