2146467897 has 64 divisors (see below), whose sum is σ = 3698472960. Its totient is φ = 1205053632.

The previous prime is 2146467877. The next prime is 2146467899. The reversal of 2146467897 is 7987646412.

2146467897 is a `hidden beast` number, since 21 + 464 + 6 + 78 + 97 = 666.

It is not a de Polignac number, because 2146467897 - 2⁶ = 2146467833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2146467899) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4596058 + ... + 4596524.

It is an arithmetic number, because the mean of its divisors is an integer number (57788640).

Almost surely, 2^2146467897 is an apocalyptic number.

2146467897 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

2146467897 is a deficient number, since it is larger than the sum of its proper divisors (1552005063).

2146467897 is a wasteful number, since it uses less digits than its factorization.

2146467897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 859 (or 853 counting only the distinct ones).

The product of its digits is 4064256, while the sum is 54.

The square root of 2146467897 is about 46329.9891754790. The cubic root of 2146467897 is about 1289.9557096746.

The spelling of 2146467897 in words is "two billion, one hundred forty-six million, four hundred sixty-seven thousand, eight hundred ninety-seven".