184939452 has 18 divisors (see below), whose sum is σ = 467485928. Its totient is φ = 61646472.

The previous prime is 184939439. The next prime is 184939511. The reversal of 184939452 is 254939481.

It is a tau number, because it is divible by the number of its divisors (18).

It is a junction number, because it is equal to n+sod(n) for n = 184939398 and 184939407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2568568 + ... + 2568639.

Almost surely, 2^184939452 is an apocalyptic number.

184939452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

184939452 is an abundant number, since it is smaller than the sum of its proper divisors (282546476).

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

184939452 is a wasteful number, since it uses less digits than its factorization.

184939452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5137217 (or 5137212 counting only the distinct ones).

The product of its digits is 311040, while the sum is 45.

The square root of 184939452 is about 13599.2445378411. The cubic root of 184939452 is about 569.7397519246.

The spelling of 184939452 in words is "one hundred eighty-four million, nine hundred thirty-nine thousand, four hundred fifty-two".