1041865920 has 336 divisors, whose sum is σ = 3765864960. Its totient is φ = 264112128.

The previous prime is 1041865889. The next prime is 1041865933. The reversal of 1041865920 is 295681401.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a zygodrome in base 2.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5820391 + ... + 5820569.

Almost surely, 2^1041865920 is an apocalyptic number.

1041865920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1041865920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1882932480).

1041865920 is an abundant number, since it is smaller than the sum of its proper divisors (2723999040).

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

1041865920 is a wasteful number, since it uses less digits than its factorization.

1041865920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292 (or 279 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 1041865920 is about 32277.9478901618. The cubic root of 1041865920 is about 1013.7649630893.

The spelling of 1041865920 in words is "one billion, forty-one million, eight hundred sixty-five thousand, nine hundred twenty".