83149608 has 16 divisors (see below), whose sum is σ = 207874080. Its totient is φ = 27716528.

The previous prime is 83149607. The next prime is 83149609. The reversal of 83149608 is 80694138.

It is an interprime number because it is at equal distance from previous prime (83149607) and next prime (83149609).

It is not an unprimeable number, because it can be changed into a prime (83149603) 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, 1732260 + ... + 1732307.

It is an arithmetic number, because the mean of its divisors is an integer number (12992130).

Almost surely, 2^83149608 is an apocalyptic number.

It is an amenable number.

83149608 is an abundant number, since it is smaller than the sum of its proper divisors (124724472).

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

83149608 is a wasteful number, since it uses less digits than its factorization.

83149608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3464576 (or 3464572 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 83149608 is about 9118.6406881728. The cubic root of 83149608 is about 436.4689984530.

The spelling of 83149608 in words is "eighty-three million, one hundred forty-nine thousand, six hundred eight".