6961887 has 12 divisors (see below), whose sum is σ = 10380864. Its totient is φ = 4491360.

The previous prime is 6961879. The next prime is 6961897. The reversal of 6961887 is 7881696.

It is a happy number.

It is not a de Polignac number, because 6961887 - 2³ = 6961879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6961897) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12198 + ... + 12755.

It is an arithmetic number, because the mean of its divisors is an integer number (865072).

Almost surely, 2^6961887 is an apocalyptic number.

6961887 is a deficient number, since it is larger than the sum of its proper divisors (3418977).

6961887 is a wasteful number, since it uses less digits than its factorization.

6961887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24990 (or 24987 counting only the distinct ones).

The product of its digits is 145152, while the sum is 45.

The square root of 6961887 is about 2638.5388001695. The cubic root of 6961887 is about 190.9453074766.

The spelling of 6961887 in words is "six million, nine hundred sixty-one thousand, eight hundred eighty-seven".