1044379240 has 32 divisors (see below), whose sum is σ = 2356289280. Its totient is φ = 416607552.

The previous prime is 1044379211. The next prime is 1044379261. The reversal of 1044379240 is 429734401.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1044379196 and 1044379205.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20892 + ... + 50251.

It is an arithmetic number, because the mean of its divisors is an integer number (73634040).

Almost surely, 2^1044379240 is an apocalyptic number.

1044379240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1044379240 is an abundant number, since it is smaller than the sum of its proper divisors (1311910040).

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

1044379240 is a wasteful number, since it uses less digits than its factorization.

1044379240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71521 (or 71517 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 1044379240 is about 32316.8569016233. The cubic root of 1044379240 is about 1014.5794855880.

The spelling of 1044379240 in words is "one billion, forty-four million, three hundred seventy-nine thousand, two hundred forty".