673047451 has 4 divisors (see below), whose sum is σ = 673514032. Its totient is φ = 672580872.

The previous prime is 673047443. The next prime is 673047461. The reversal of 673047451 is 154740376.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 673047451 - 2³ = 673047443 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 673047451.

It is not an unprimeable number, because it can be changed into a prime (673047421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 231120 + ... + 234013.

It is an arithmetic number, because the mean of its divisors is an integer number (168378508).

Almost surely, 2^673047451 is an apocalyptic number.

673047451 is a deficient number, since it is larger than the sum of its proper divisors (466581).

673047451 is a wasteful number, since it uses less digits than its factorization.

673047451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466580.

The product of its (nonzero) digits is 70560, while the sum is 37.

The square root of 673047451 is about 25943.1580768418. The cubic root of 673047451 is about 876.3586841610.

The spelling of 673047451 in words is "six hundred seventy-three million, forty-seven thousand, four hundred fifty-one".