674507450 has 24 divisors (see below), whose sum is σ = 1256630880. Its totient is φ = 269362800.

The previous prime is 674507443. The next prime is 674507459. The reversal of 674507450 is 54705476.

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 (674507459) 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 11 ways as a sum of consecutive naturals, for example, 20861 + ... + 42239.

It is an arithmetic number, because the mean of its divisors is an integer number (52359620).

Almost surely, 2^674507450 is an apocalyptic number.

674507450 is a deficient number, since it is larger than the sum of its proper divisors (582123430).

674507450 is a wasteful number, since it uses less digits than its factorization.

674507450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22022 (or 22017 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 38.

The square root of 674507450 is about 25971.2812544934. The cubic root of 674507450 is about 876.9919028873.

The spelling of 674507450 in words is "six hundred seventy-four million, five hundred seven thousand, four hundred fifty".