1452788922 has 16 divisors (see below), whose sum is σ = 3129084000. Its totient is φ = 447011952.

The previous prime is 1452788893. The next prime is 1452788933. The reversal of 1452788922 is 2298872541.

It is a super-2 number, since 2×1452788922² = 4221191303771844168, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9312672 + ... + 9312827.

It is an arithmetic number, because the mean of its divisors is an integer number (195567750).

Almost surely, 2^1452788922 is an apocalyptic number.

1452788922 is an abundant number, since it is smaller than the sum of its proper divisors (1676295078).

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

1452788922 is a wasteful number, since it uses less digits than its factorization.

1452788922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18625517.

The product of its digits is 645120, while the sum is 48.

The square root of 1452788922 is about 38115.4682773280. The cubic root of 1452788922 is about 1132.5763966610.

The spelling of 1452788922 in words is "one billion, four hundred fifty-two million, seven hundred eighty-eight thousand, nine hundred twenty-two".