673428492 has 60 divisors (see below), whose sum is σ = 1920528456. Its totient is φ = 204068160.

The previous prime is 673428491. The next prime is 673428493. The reversal of 673428492 is 294824376.

It is an interprime number because it is at equal distance from previous prime (673428491) and next prime (673428493).

It is not an unprimeable number, because it can be changed into a prime (673428491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 90913 + ... + 98040.

Almost surely, 2^673428492 is an apocalyptic number.

It is an amenable number.

673428492 is an abundant number, since it is smaller than the sum of its proper divisors (1247099964).

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

673428492 is a wasteful number, since it uses less digits than its factorization.

673428492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188980 (or 188969 counting only the distinct ones).

The product of its digits is 580608, while the sum is 45.

The square root of 673428492 is about 25950.5008044161. The cubic root of 673428492 is about 876.5240343611.

It can be divided in two parts, 6734284 and 92, that added together give a palindrome (6734376).

The spelling of 673428492 in words is "six hundred seventy-three million, four hundred twenty-eight thousand, four hundred ninety-two".