386634252 has 24 divisors (see below), whose sum is σ = 913018176. Its totient is φ = 127325008.

The previous prime is 386634251. The next prime is 386634253. The reversal of 386634252 is 252436683.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (386634251) and next prime (386634253).

It is a self number, because there is not a number n which added to its sum of digits gives 386634252.

It is not an unprimeable number, because it can be changed into a prime (386634251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193098 + ... + 195089.

It is an arithmetic number, because the mean of its divisors is an integer number (38042424).

Almost surely, 2^386634252 is an apocalyptic number.

It is an amenable number.

386634252 is an abundant number, since it is smaller than the sum of its proper divisors (526383924).

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

386634252 is a wasteful number, since it uses less digits than its factorization.

386634252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388277 (or 388275 counting only the distinct ones).

The product of its digits is 207360, while the sum is 39.

The square root of 386634252 is about 19663.0173676371. The cubic root of 386634252 is about 728.5065181475.

The spelling of 386634252 in words is "three hundred eighty-six million, six hundred thirty-four thousand, two hundred fifty-two".