674563834 has 32 divisors (see below), whose sum is σ = 1185891840. Its totient is φ = 281776128.

The previous prime is 674563793. The next prime is 674563837. The reversal of 674563834 is 438365476.

It is a super-2 number, since 2×674563834² = 910072732281559112, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (674563837) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167112 + ... + 171100.

It is an arithmetic number, because the mean of its divisors is an integer number (37059120).

Almost surely, 2^674563834 is an apocalyptic number.

674563834 is a deficient number, since it is larger than the sum of its proper divisors (511328006).

674563834 is a wasteful number, since it uses less digits than its factorization.

674563834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4302.

The product of its digits is 1451520, while the sum is 46.

The square root of 674563834 is about 25972.3667385165. The cubic root of 674563834 is about 877.0163389573.

The spelling of 674563834 in words is "six hundred seventy-four million, five hundred sixty-three thousand, eight hundred thirty-four".