83519374 has 4 divisors (see below), whose sum is σ = 125279064. Its totient is φ = 41759686.

The previous prime is 83519369. The next prime is 83519377. The reversal of 83519374 is 47391538.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 47391538 = 2 ⋅23695769.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83519377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20879842 + ... + 20879845.

It is an arithmetic number, because the mean of its divisors is an integer number (31319766).

Almost surely, 2^83519374 is an apocalyptic number.

83519374 is a deficient number, since it is larger than the sum of its proper divisors (41759690).

83519374 is a wasteful number, since it uses less digits than its factorization.

83519374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41759689.

The product of its digits is 90720, while the sum is 40.

The square root of 83519374 is about 9138.8934778779. The cubic root of 83519374 is about 437.1150337669.

The spelling of 83519374 in words is "eighty-three million, five hundred nineteen thousand, three hundred seventy-four".