1452223772 has 24 divisors (see below), whose sum is σ = 2716574112. Its totient is φ = 677600000.

The previous prime is 1452223757. The next prime is 1452223783. The reversal of 1452223772 is 2773222541.

It is a congruent number.

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, 188729 + ... + 196272.

It is an arithmetic number, because the mean of its divisors is an integer number (113190588).

Almost surely, 2^1452223772 is an apocalyptic number.

It is an amenable number.

1452223772 is a deficient number, since it is larger than the sum of its proper divisors (1264350340).

1452223772 is a wasteful number, since it uses less digits than its factorization.

1452223772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385069 (or 385067 counting only the distinct ones).

The product of its digits is 47040, while the sum is 35.

The square root of 1452223772 is about 38108.0538994056. The cubic root of 1452223772 is about 1132.4295162809.

The spelling of 1452223772 in words is "one billion, four hundred fifty-two million, two hundred twenty-three thousand, seven hundred seventy-two".