187630484 has 12 divisors (see below), whose sum is σ = 329911008. Its totient is φ = 93370200.

The previous prime is 187630477. The next prime is 187630489. The reversal of 187630484 is 484036781.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (187630489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110312 + ... + 111999.

It is an arithmetic number, because the mean of its divisors is an integer number (27492584).

Almost surely, 2^187630484 is an apocalyptic number.

It is an amenable number.

187630484 is a deficient number, since it is larger than the sum of its proper divisors (142280524).

187630484 is a wasteful number, since it uses less digits than its factorization.

187630484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222526 (or 222524 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 41.

The square root of 187630484 is about 13697.8277109913. The cubic root of 187630484 is about 572.4898610613.

The spelling of 187630484 in words is "one hundred eighty-seven million, six hundred thirty thousand, four hundred eighty-four".