1455948722 has 6 divisors (see below), whose sum is σ = 2184004029. Its totient is φ = 727947380.

The previous prime is 1455948709. The next prime is 1455948727. The reversal of 1455948722 is 2278495541.

It can be written as a sum of positive squares in 2 ways, for example, as 1182740881 + 273207841 = 34391^2 + 16529^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=26981.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1455948727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 40472 + ... + 67452.

Almost surely, 2^1455948722 is an apocalyptic number.

1455948722 is a deficient number, since it is larger than the sum of its proper divisors (728055307).

1455948722 is an frugal number, since it uses more digits than its factorization.

1455948722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53964 (or 26983 counting only the distinct ones).

The product of its digits is 806400, while the sum is 47.

The square root of 1455948722 is about 38156.8961263885. The cubic root of 1455948722 is about 1133.3969158292.

The spelling of 1455948722 in words is "one billion, four hundred fifty-five million, nine hundred forty-eight thousand, seven hundred twenty-two".