674006667 has 48 divisors (see below), whose sum is σ = 996035712. Its totient is φ = 404997120.

The previous prime is 674006657. The next prime is 674006761. The reversal of 674006667 is 766600476.

It is not a de Polignac number, because 674006667 - 2¹¹ = 674004619 is a prime.

It is a super-3 number, since 3×674006667³ (a number of 27 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (674006617) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2381508 + ... + 2381790.

It is an arithmetic number, because the mean of its divisors is an integer number (20750744).

Almost surely, 2^674006667 is an apocalyptic number.

674006667 is a gapful number since it is divisible by the number (67) formed by its first and last digit.

674006667 is a deficient number, since it is larger than the sum of its proper divisors (322029045).

674006667 is a wasteful number, since it uses less digits than its factorization.

674006667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428 (or 411 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 42.

The square root of 674006667 is about 25961.6383727992. The cubic root of 674006667 is about 876.7748104642.

The spelling of 674006667 in words is "six hundred seventy-four million, six thousand, six hundred sixty-seven".