7146331 has 4 divisors (see below), whose sum is σ = 7198632. Its totient is φ = 7094032.

The previous prime is 7146313. The next prime is 7146379. The reversal of 7146331 is 1336417.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 7146331 - 2⁷ = 7146203 is a prime.

It is a super-2 number, since 2×7146331² = 102140093523122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7146296 and 7146305.

It is not an unprimeable number, because it can be changed into a prime (7146311) 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 3 ways as a sum of consecutive naturals, for example, 25945 + ... + 26218.

It is an arithmetic number, because the mean of its divisors is an integer number (1799658).

Almost surely, 2^7146331 is an apocalyptic number.

7146331 is a deficient number, since it is larger than the sum of its proper divisors (52301).

7146331 is a wasteful number, since it uses less digits than its factorization.

7146331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52300.

The product of its digits is 1512, while the sum is 25.

The square root of 7146331 is about 2673.2622392874. The cubic root of 7146331 is about 192.6168942018.

The spelling of 7146331 in words is "seven million, one hundred forty-six thousand, three hundred thirty-one".