6890534 has 16 divisors (see below), whose sum is σ = 11846688. Its totient is φ = 2944512.

The previous prime is 6890531. The next prime is 6890537. The reversal of 6890534 is 4350986.

It is an interprime number because it is at equal distance from previous prime (6890531) and next prime (6890537).

It is a junction number, because it is equal to n+sod(n) for n = 6890494 and 6890503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6890531) 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, 7652 + ... + 8504.

It is an arithmetic number, because the mean of its divisors is an integer number (740418).

Almost surely, 2^6890534 is an apocalyptic number.

6890534 is a deficient number, since it is larger than the sum of its proper divisors (4956154).

6890534 is a wasteful number, since it uses less digits than its factorization.

6890534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1439.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 6890534 is about 2624.9826666094. The cubic root of 6890534 is about 190.2907275862.

The spelling of 6890534 in words is "six million, eight hundred ninety thousand, five hundred thirty-four".