1042051200 has 384 divisors, whose sum is σ = 3756456000. Its totient is φ = 252887040.

The previous prime is 1042051189. The next prime is 1042051223. The reversal of 1042051200 is 21502401.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1042051200.

It is a congruent number.

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, 5289502 + ... + 5289698.

Almost surely, 2^1042051200 is an apocalyptic number.

1042051200 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 1042051200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1878228000).

1042051200 is an abundant number, since it is smaller than the sum of its proper divisors (2714404800).

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

1042051200 is a wasteful number, since it uses less digits than its factorization.

1042051200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272 (or 255 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 1042051200 is about 32280.8178335060. The cubic root of 1042051200 is about 1013.8250537515.

Adding to 1042051200 its reverse (21502401), we get a palindrome (1063553601).

The spelling of 1042051200 in words is "one billion, forty-two million, fifty-one thousand, two hundred".