83156248 has 64 divisors (see below), whose sum is σ = 190589760. Its totient is φ = 33202176.

The previous prime is 83156191. The next prime is 83156303. The reversal of 83156248 is 84265138.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107190 + ... + 107962.

It is an arithmetic number, because the mean of its divisors is an integer number (2977965).

Almost surely, 2^83156248 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 83156248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95294880).

83156248 is an abundant number, since it is smaller than the sum of its proper divisors (107433512).

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

83156248 is a wasteful number, since it uses less digits than its factorization.

83156248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916 (or 912 counting only the distinct ones).

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

The square root of 83156248 is about 9119.0047702586. The cubic root of 83156248 is about 436.4806163751.

The spelling of 83156248 in words is "eighty-three million, one hundred fifty-six thousand, two hundred forty-eight".