674978082 has 16 divisors (see below), whose sum is σ = 1351739232. Its totient is φ = 224695520.

The previous prime is 674978071. The next prime is 674978093. The reversal of 674978082 is 280879476.

It is an interprime number because it is at equal distance from previous prime (674978071) and next prime (674978093).

It is a super-2 number, since 2×674978082² = 911190822360797448, which contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 69348 + ... + 78479.

It is an arithmetic number, because the mean of its divisors is an integer number (84483702).

Almost surely, 2^674978082 is an apocalyptic number.

674978082 is an abundant number, since it is smaller than the sum of its proper divisors (676761150).

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

674978082 is a wasteful number, since it uses less digits than its factorization.

674978082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148593.

The product of its (nonzero) digits is 1354752, while the sum is 51.

The square root of 674978082 is about 25980.3402980023. The cubic root of 674978082 is about 877.1958267506.

The spelling of 674978082 in words is "six hundred seventy-four million, nine hundred seventy-eight thousand, eighty-two".