7331889 has 4 divisors (see below), whose sum is σ = 9775856. Its totient is φ = 4887924.

The previous prime is 7331881. The next prime is 7331897. The reversal of 7331889 is 9881337.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (7331881) and next prime (7331897).

It is not a de Polignac number, because 7331889 - 2³ = 7331881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7331881) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1221979 + ... + 1221984.

It is an arithmetic number, because the mean of its divisors is an integer number (2443964).

Almost surely, 2^7331889 is an apocalyptic number.

It is an amenable number.

7331889 is a deficient number, since it is larger than the sum of its proper divisors (2443967).

7331889 is a wasteful number, since it uses less digits than its factorization.

7331889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2443966.

The product of its digits is 36288, while the sum is 39.

The square root of 7331889 is about 2707.7461106980. The cubic root of 7331889 is about 194.2698003267.

The spelling of 7331889 in words is "seven million, three hundred thirty-one thousand, eight hundred eighty-nine".