83049858 has 12 divisors (see below), whose sum is σ = 179941398. Its totient is φ = 27683280.

The previous prime is 83049851. The next prime is 83049919. The reversal of 83049858 is 85894038.

It can be written as a sum of positive squares in only one way, i.e., 73667889 + 9381969 = 8583^2 + 3063^2 .

It is not an unprimeable number, because it can be changed into a prime (83049851) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2306923 + ... + 2306958.

Almost surely, 2^83049858 is an apocalyptic number.

83049858 is an abundant number, since it is smaller than the sum of its proper divisors (96891540).

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

83049858 is a wasteful number, since it uses less digits than its factorization.

83049858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4613889 (or 4613886 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The square root of 83049858 is about 9113.1694815799. The cubic root of 83049858 is about 436.2943926823.

The spelling of 83049858 in words is "eighty-three million, forty-nine thousand, eight hundred fifty-eight".