673525422 has 64 divisors (see below), whose sum is σ = 1569024000. Its totient is φ = 213754464.

The previous prime is 673525421. The next prime is 673525429. The reversal of 673525422 is 224525376.

673525422 is a `hidden beast` number, since 67 + 3 + 52 + 542 + 2 = 666.

It is a super-3 number, since 3×673525422³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673525421) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 295704 + ... + 297972.

It is an arithmetic number, because the mean of its divisors is an integer number (24516000).

Almost surely, 2^673525422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 673525422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (784512000).

673525422 is an abundant number, since it is smaller than the sum of its proper divisors (895498578).

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

673525422 is a wasteful number, since it uses less digits than its factorization.

673525422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2542 (or 2536 counting only the distinct ones).

The product of its digits is 100800, while the sum is 36.

The square root of 673525422 is about 25952.3683312333. The cubic root of 673525422 is about 876.5660865363.

The spelling of 673525422 in words is "six hundred seventy-three million, five hundred twenty-five thousand, four hundred twenty-two".