1452223542 has 128 divisors (see below), whose sum is σ = 3977994240. Its totient is φ = 341763840.

The previous prime is 1452223457. The next prime is 1452223559. The reversal of 1452223542 is 2453222541.

1452223542 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 198298 + ... + 205490.

It is an arithmetic number, because the mean of its divisors is an integer number (31078080).

Almost surely, 2^1452223542 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1452223542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1988997120).

1452223542 is an abundant number, since it is smaller than the sum of its proper divisors (2525770698).

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

1452223542 is a wasteful number, since it uses less digits than its factorization.

1452223542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7258.

The product of its digits is 19200, while the sum is 30.

The square root of 1452223542 is about 38108.0508816707. The cubic root of 1452223542 is about 1132.4294564970.

The spelling of 1452223542 in words is "one billion, four hundred fifty-two million, two hundred twenty-three thousand, five hundred forty-two".