7888997 has 8 divisors (see below), whose sum is σ = 8211456. Its totient is φ = 7573072.

The previous prime is 7888987. The next prime is 7888999. The reversal of 7888997 is 7998887.

7888997 is digitally balanced in base 3, 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 7888997 - 2⁴ = 7888981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7888999) 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, 908 + ... + 4074.

It is an arithmetic number, because the mean of its divisors is an integer number (1026432).

Almost surely, 2^7888997 is an apocalyptic number.

It is an amenable number.

7888997 is a deficient number, since it is larger than the sum of its proper divisors (322459).

7888997 is a wasteful number, since it uses less digits than its factorization.

7888997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3267.

The product of its digits is 2032128, while the sum is 56.

The square root of 7888997 is about 2808.7358366354. The cubic root of 7888997 is about 199.0706633556.

The spelling of 7888997 in words is "seven million, eight hundred eighty-eight thousand, nine hundred ninety-seven".