674324540 has 24 divisors (see below), whose sum is σ = 1450621872. Its totient is φ = 263150720.

The previous prime is 674324537. The next prime is 674324543. The reversal of 674324540 is 45423476.

It is an interprime number because it is at equal distance from previous prime (674324537) and next prime (674324543).

It is a self number, because there is not a number n which added to its sum of digits gives 674324540.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674324543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 410354 + ... + 411993.

It is an arithmetic number, because the mean of its divisors is an integer number (60442578).

Almost surely, 2^674324540 is an apocalyptic number.

It is an amenable number.

674324540 is an abundant number, since it is smaller than the sum of its proper divisors (776297332).

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

674324540 is a wasteful number, since it uses less digits than its factorization.

674324540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822397 (or 822395 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 35.

The square root of 674324540 is about 25967.7596261210. The cubic root of 674324540 is about 876.9126227692.

The spelling of 674324540 in words is "six hundred seventy-four million, three hundred twenty-four thousand, five hundred forty".