1452042216 has 96 divisors (see below), whose sum is σ = 4203239040. Its totient is φ = 451244544.

The previous prime is 1452042211. The next prime is 1452042223. The reversal of 1452042216 is 6122402541.

It is a self number, because there is not a number n which added to its sum of digits gives 1452042216.

It is not an unprimeable number, because it can be changed into a prime (1452042211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 125425 + ... + 136511.

It is an arithmetic number, because the mean of its divisors is an integer number (43783740).

Almost surely, 2^1452042216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1452042216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2101619520).

1452042216 is an abundant number, since it is smaller than the sum of its proper divisors (2751196824).

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

1452042216 is a wasteful number, since it uses less digits than its factorization.

1452042216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11223 (or 11216 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 1452042216 is about 38105.6717038291. The cubic root of 1452042216 is about 1132.3823224655.

Adding to 1452042216 its reverse (6122402541), we get a palindrome (7574444757).

The spelling of 1452042216 in words is "one billion, four hundred fifty-two million, forty-two thousand, two hundred sixteen".