6698394 has 24 divisors (see below), whose sum is σ = 14594580. Its totient is φ = 2220288.

The previous prime is 6698389. The next prime is 6698413. The reversal of 6698394 is 4938966.

6698394 = T₁₅₆ + T₁₅₇ + ... + T₃₅₂.

It can be written as a sum of positive squares in 2 ways, for example, as 6066369 + 632025 = 2463^2 + 795^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2602 + ... + 4490.

Almost surely, 2^6698394 is an apocalyptic number.

6698394 is an abundant number, since it is smaller than the sum of its proper divisors (7896186).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6698394 is a wasteful number, since it uses less digits than its factorization.

6698394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2094 (or 2091 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The square root of 6698394 is about 2588.1255765515. The cubic root of 6698394 is about 188.5052990276.

The spelling of 6698394 in words is "six million, six hundred ninety-eight thousand, three hundred ninety-four".