84381652 has 12 divisors (see below), whose sum is σ = 151102336. Its totient is φ = 41209560.

The previous prime is 84381631. The next prime is 84381653. The reversal of 84381652 is 25618348.

It is a happy number.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84381653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245124 + ... + 245467.

Almost surely, 2^84381652 is an apocalyptic number.

It is an amenable number.

84381652 is a deficient number, since it is larger than the sum of its proper divisors (66720684).

84381652 is a wasteful number, since it uses less digits than its factorization.

84381652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490638 (or 490636 counting only the distinct ones).

The product of its digits is 46080, while the sum is 37.

The square root of 84381652 is about 9185.9486173176. The cubic root of 84381652 is about 438.6141866904.

The spelling of 84381652 in words is "eighty-four million, three hundred eighty-one thousand, six hundred fifty-two".