1073905452 has 72 divisors (see below), whose sum is σ = 2820819456. Its totient is φ = 357246288.

The previous prime is 1073905429. The next prime is 1073905463. The reversal of 1073905452 is 2545093701.

1073905452 is a `hidden beast` number, since 107 + 3 + 9 + 0 + 545 + 2 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 721453 + ... + 722939.

It is an arithmetic number, because the mean of its divisors is an integer number (39178048).

Almost surely, 2^1073905452 is an apocalyptic number.

1073905452 is a gapful number since it is divisible by the number (12) 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 1073905452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1410409728).

1073905452 is an abundant number, since it is smaller than the sum of its proper divisors (1746914004).

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

1073905452 is a wasteful number, since it uses less digits than its factorization.

1073905452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2249 (or 2235 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 1073905452 is about 32770.4966700232. The cubic root of 1073905452 is about 1024.0520132983.

The spelling of 1073905452 in words is "one billion, seventy-three million, nine hundred five thousand, four hundred fifty-two".