1074939540 has 48 divisors (see below), whose sum is σ = 3091183872. Its totient is φ = 278902656.

The previous prime is 1074939533. The next prime is 1074939553. The reversal of 1074939540 is 459394701.

It is a junction number, because it is equal to n+sod(n) for n = 1074939492 and 1074939501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 239884 + ... + 244323.

It is an arithmetic number, because the mean of its divisors is an integer number (64399664).

Almost surely, 2^1074939540 is an apocalyptic number.

1074939540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1074939540 is an abundant number, since it is smaller than the sum of its proper divisors (2016244332).

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

1074939540 is a wasteful number, since it uses less digits than its factorization.

1074939540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484256 (or 484254 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 42.

The square root of 1074939540 is about 32786.2706021896. The cubic root of 1074939540 is about 1024.3806021821.

The spelling of 1074939540 in words is "one billion, seventy-four million, nine hundred thirty-nine thousand, five hundred forty".