1041024400 has 120 divisors (see below), whose sum is σ = 2720075904. Its totient is φ = 380582400.

The previous prime is 1041024389. The next prime is 1041024401. The reversal of 1041024400 is 44201401.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1041024401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 555465 + ... + 557335.

Almost surely, 2^1041024400 is an apocalyptic number.

1041024400 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 1041024400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1360037952).

1041024400 is an abundant number, since it is smaller than the sum of its proper divisors (1679051504).

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

1041024400 is a wasteful number, since it uses less digits than its factorization.

1041024400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2009 (or 1998 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 1041024400 is about 32264.9097317814. The cubic root of 1041024400 is about 1013.4919486628.

Adding to 1041024400 its reverse (44201401), we get a palindrome (1085225801).

The spelling of 1041024400 in words is "one billion, forty-one million, twenty-four thousand, four hundred".