1964223452 has 24 divisors (see below), whose sum is σ = 3685671360. Its totient is φ = 912637440.

The previous prime is 1964223451. The next prime is 1964223461. The reversal of 1964223452 is 2543224691.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1964223451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177449 + ... + 188192.

It is an arithmetic number, because the mean of its divisors is an integer number (153569640).

Almost surely, 2^1964223452 is an apocalyptic number.

It is an amenable number.

1964223452 is a deficient number, since it is larger than the sum of its proper divisors (1721447908).

1964223452 is a wasteful number, since it uses less digits than its factorization.

1964223452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365741 (or 365739 counting only the distinct ones).

The product of its digits is 103680, while the sum is 38.

The square root of 1964223452 is about 44319.5606025150. The cubic root of 1964223452 is about 1252.3631991762.

The spelling of 1964223452 in words is "one billion, nine hundred sixty-four million, two hundred twenty-three thousand, four hundred fifty-two".