8408694 has 48 divisors (see below), whose sum is σ = 20117808. Its totient is φ = 2334528.

The previous prime is 8408689. The next prime is 8408707. The reversal of 8408694 is 4968048.

8408694 = 161² + 162² + ... + 308².

It is a super-2 number, since 2×8408694² = 141412269571272, which contains 22 as substring.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10492 + ... + 11264.

It is an arithmetic number, because the mean of its divisors is an integer number (419121).

Almost surely, 2^8408694 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8408694, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10058904).

8408694 is an abundant number, since it is smaller than the sum of its proper divisors (11709114).

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

8408694 is a wasteful number, since it uses less digits than its factorization.

8408694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 829 (or 822 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 39.

The square root of 8408694 is about 2899.7748188437. The cubic root of 8408694 is about 203.3493785302.

The spelling of 8408694 in words is "eight million, four hundred eight thousand, six hundred ninety-four".