1452781984 has 24 divisors (see below), whose sum is σ = 2862343008. Its totient is φ = 725837760.

The previous prime is 1452781969. The next prime is 1452782003. The reversal of 1452781984 is 4891872541.

It is a super-2 number, since 2×1452781984² = 4221150986069952512, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27139 + ... + 60349.

It is an arithmetic number, because the mean of its divisors is an integer number (119264292).

Almost surely, 2^1452781984 is an apocalyptic number.

It is an amenable number.

1452781984 is a deficient number, since it is larger than the sum of its proper divisors (1409561024).

1452781984 is a wasteful number, since it uses less digits than its factorization.

1452781984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34588 (or 34580 counting only the distinct ones).

The product of its digits is 645120, while the sum is 49.

The square root of 1452781984 is about 38115.3772643011. The cubic root of 1452781984 is about 1132.5745937316.

The spelling of 1452781984 in words is "one billion, four hundred fifty-two million, seven hundred eighty-one thousand, nine hundred eighty-four".