45897897 has 8 divisors (see below), whose sum is σ = 62499456. Its totient is φ = 29947472.

The previous prime is 45897893. The next prime is 45897911. The reversal of 45897897 is 79879854.

45897897 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45897897 - 2² = 45897893 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45897893) 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 7 ways as a sum of consecutive naturals, for example, 162618 + ... + 162899.

It is an arithmetic number, because the mean of its divisors is an integer number (7812432).

Almost surely, 2^45897897 is an apocalyptic number.

45897897 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

45897897 is a deficient number, since it is larger than the sum of its proper divisors (16601559).

45897897 is a wasteful number, since it uses less digits than its factorization.

45897897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325567.

The product of its digits is 5080320, while the sum is 57.

The square root of 45897897 is about 6774.7986685953. The cubic root of 45897897 is about 358.0394893135.

The spelling of 45897897 in words is "forty-five million, eight hundred ninety-seven thousand, eight hundred ninety-seven".