83487634 has 8 divisors (see below), whose sum is σ = 131822640. Its totient is φ = 39546756.

The previous prime is 83487611. The next prime is 83487643. The reversal of 83487634 is 43678438.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1098484 + ... + 1098559.

It is an arithmetic number, because the mean of its divisors is an integer number (16477830).

Almost surely, 2^83487634 is an apocalyptic number.

83487634 is a deficient number, since it is larger than the sum of its proper divisors (48335006).

83487634 is a wasteful number, since it uses less digits than its factorization.

83487634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2197064.

The product of its digits is 387072, while the sum is 43.

The square root of 83487634 is about 9137.1567787797. The cubic root of 83487634 is about 437.0596542448.

The spelling of 83487634 in words is "eighty-three million, four hundred eighty-seven thousand, six hundred thirty-four".