1673315424 has 144 divisors (see below), whose sum is σ = 5233213440. Its totient is φ = 502951680.

The previous prime is 1673315393. The next prime is 1673315431. The reversal of 1673315424 is 4245133761.

1673315424 is a `hidden beast` number, since 16 + 73 + 31 + 542 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 400257 + ... + 404415.

It is an arithmetic number, because the mean of its divisors is an integer number (36341760).

Almost surely, 2^1673315424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1673315424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2616606720).

1673315424 is an abundant number, since it is smaller than the sum of its proper divisors (3559898016).

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

1673315424 is a wasteful number, since it uses less digits than its factorization.

1673315424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4313 (or 4302 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 1673315424 is about 40906.1783108616. The cubic root of 1673315424 is about 1187.2056043477.

The spelling of 1673315424 in words is "one billion, six hundred seventy-three million, three hundred fifteen thousand, four hundred twenty-four".