6455972 has 12 divisors (see below), whose sum is σ = 11892720. Its totient is φ = 3058056.

The previous prime is 6455963. The next prime is 6456001. The reversal of 6455972 is 2795546.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a d-powerful number, because it can be written as 6⁶ + 4¹¹ + 5 + 5³ + 9² + 7⁶ + 2²¹ .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42398 + ... + 42549.

It is an arithmetic number, because the mean of its divisors is an integer number (991060).

Almost surely, 2^6455972 is an apocalyptic number.

It is an amenable number.

6455972 is a deficient number, since it is larger than the sum of its proper divisors (5436748).

6455972 is a wasteful number, since it uses less digits than its factorization.

6455972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84970 (or 84968 counting only the distinct ones).

The product of its digits is 75600, while the sum is 38.

The square root of 6455972 is about 2540.8604841667. The cubic root of 6455972 is about 186.2032310538.

The spelling of 6455972 in words is "six million, four hundred fifty-five thousand, nine hundred seventy-two".