83249493 has 16 divisors (see below), whose sum is σ = 117754560. Its totient is φ = 52134656.

The previous prime is 83249449. The next prime is 83249521. The reversal of 83249493 is 39494238.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 83249493 - 2⁸ = 83249237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83249423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32371 + ... + 34847.

It is an arithmetic number, because the mean of its divisors is an integer number (7359660).

Almost surely, 2^83249493 is an apocalyptic number.

It is an amenable number.

83249493 is a deficient number, since it is larger than the sum of its proper divisors (34505067).

83249493 is a wasteful number, since it uses less digits than its factorization.

83249493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3156.

The product of its digits is 186624, while the sum is 42.

The square root of 83249493 is about 9124.1160119762. The cubic root of 83249493 is about 436.6437006614.

The spelling of 83249493 in words is "eighty-three million, two hundred forty-nine thousand, four hundred ninety-three".