674854406 has 32 divisors (see below), whose sum is σ = 1095716160. Its totient is φ = 310542336.

The previous prime is 674854391. The next prime is 674854409. The reversal of 674854406 is 604458476.

It is a super-2 number, since 2×674854406² = 910856938595225672, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674854409) 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 15 ways as a sum of consecutive naturals, for example, 877190 + ... + 877958.

It is an arithmetic number, because the mean of its divisors is an integer number (34241130).

Almost surely, 2^674854406 is an apocalyptic number.

674854406 is a deficient number, since it is larger than the sum of its proper divisors (420861754).

674854406 is a wasteful number, since it uses less digits than its factorization.

674854406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1328.

The product of its (nonzero) digits is 645120, while the sum is 44.

The square root of 674854406 is about 25977.9600045885. The cubic root of 674854406 is about 877.1422473823.

The spelling of 674854406 in words is "six hundred seventy-four million, eight hundred fifty-four thousand, four hundred six".