1453894968 has 32 divisors (see below), whose sum is σ = 3636950400. Its totient is φ = 484336608.

The previous prime is 1453894913. The next prime is 1453894969. The reversal of 1453894968 is 8694983541.

It is a super-2 number, since 2×1453894968² = 4227621155951442048, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1453894969) 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, 23773 + ... + 58931.

It is an arithmetic number, because the mean of its divisors is an integer number (113654700).

Almost surely, 2^1453894968 is an apocalyptic number.

It is an amenable number.

1453894968 is an abundant number, since it is smaller than the sum of its proper divisors (2183055432).

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

1453894968 is a wasteful number, since it uses less digits than its factorization.

1453894968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36891 (or 36887 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 57.

The square root of 1453894968 is about 38129.9746656092. The cubic root of 1453894968 is about 1132.8637437098.

The spelling of 1453894968 in words is "one billion, four hundred fifty-three million, eight hundred ninety-four thousand, nine hundred sixty-eight".