1673324730 has 336 divisors, whose sum is σ = 5693812992. Its totient is φ = 346420800.

The previous prime is 1673324711. The next prime is 1673324753. The reversal of 1673324730 is 374233761.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 167 ways as a sum of consecutive naturals, for example, 6174495 + ... + 6174765.

It is an arithmetic number, because the mean of its divisors is an integer number (16945872).

Almost surely, 2^1673324730 is an apocalyptic number.

1673324730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1673324730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2846906496).

1673324730 is an abundant number, since it is smaller than the sum of its proper divisors (4020488262).

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

1673324730 is a wasteful number, since it uses less digits than its factorization.

1673324730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325 (or 299 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 36.

The square root of 1673324730 is about 40906.2920588019. The cubic root of 1673324730 is about 1187.2078051910.

The spelling of 1673324730 in words is "one billion, six hundred seventy-three million, three hundred twenty-four thousand, seven hundred thirty".