1075994620 has 24 divisors (see below), whose sum is σ = 2268000000. Its totient is φ = 428795712.

The previous prime is 1075994599. The next prime is 1075994629. The reversal of 1075994620 is 264995701.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1075994629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94620 + ... + 105379.

It is an arithmetic number, because the mean of its divisors is an integer number (94500000).

Almost surely, 2^1075994620 is an apocalyptic number.

1075994620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1075994620 is an abundant number, since it is smaller than the sum of its proper divisors (1192005380).

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

1075994620 is a wasteful number, since it uses less digits than its factorization.

1075994620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200277 (or 200275 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 43.

The square root of 1075994620 is about 32802.3569275136. The cubic root of 1075994620 is about 1024.7156443019.

The spelling of 1075994620 in words is "one billion, seventy-five million, nine hundred ninety-four thousand, six hundred twenty".