1073043400 has 192 divisors, whose sum is σ = 3104801280. Its totient is φ = 338841600.

The previous prime is 1073043397. The next prime is 1073043409. The reversal of 1073043400 is 43403701.

It is a happy number.

1073043400 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (1073043409) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 485097 + ... + 487303.

It is an arithmetic number, because the mean of its divisors is an integer number (16170840).

Almost surely, 2^1073043400 is an apocalyptic number.

1073043400 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 1073043400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1552400640).

1073043400 is an abundant number, since it is smaller than the sum of its proper divisors (2031757880).

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

1073043400 is a wasteful number, since it uses less digits than its factorization.

1073043400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2264 (or 2255 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 1073043400 is about 32757.3411619441. The cubic root of 1073043400 is about 1023.7779288335. Note that the first 3 decimals are identical.

The spelling of 1073043400 in words is "one billion, seventy-three million, forty-three thousand, four hundred".