673124634 has 192 divisors, whose sum is σ = 1903668480. Its totient is φ = 172523520.

The previous prime is 673124633. The next prime is 673124657. The reversal of 673124634 is 436421376.

It is a happy number.

673124634 is a `hidden beast` number, since 6 + 7 + 3 + 12 + 4 + 634 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673124633) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2619034 + ... + 2619290.

It is an arithmetic number, because the mean of its divisors is an integer number (9914940).

Almost surely, 2^673124634 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 673124634, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (951834240).

673124634 is an abundant number, since it is smaller than the sum of its proper divisors (1230543846).

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

673124634 is a wasteful number, since it uses less digits than its factorization.

673124634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342 (or 323 counting only the distinct ones).

The product of its digits is 72576, while the sum is 36.

The square root of 673124634 is about 25944.6455747617. The cubic root of 673124634 is about 876.3921822484.

The spelling of 673124634 in words is "six hundred seventy-three million, one hundred twenty-four thousand, six hundred thirty-four".