1075712400 has 840 divisors, whose sum is σ = 4840118784. Its totient is φ = 223948800.

The previous prime is 1075712387. The next prime is 1075712423. The reversal of 1075712400 is 42175701.

It is a tau number, because it is divible by the number of its divisors (840).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 167 ways as a sum of consecutive naturals, for example, 34700385 + ... + 34700415.

Almost surely, 2^1075712400 is an apocalyptic number.

1075712400 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 1075712400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2420059392).

1075712400 is an abundant number, since it is smaller than the sum of its proper divisors (3764406384).

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

1075712400 is a wasteful number, since it uses less digits than its factorization.

1075712400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91 (or 65 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 27.

The square root of 1075712400 is about 32798.0548203701. The cubic root of 1075712400 is about 1024.6260464138.

The spelling of 1075712400 in words is "one billion, seventy-five million, seven hundred twelve thousand, four hundred".