83424774 has 8 divisors (see below), whose sum is σ = 166849560. Its totient is φ = 27808256.

The previous prime is 83424769. The next prime is 83424857. The reversal of 83424774 is 47742438.

It is a sphenic number, since it is the product of 3 distinct primes.

83424774 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6952059 + ... + 6952070.

It is an arithmetic number, because the mean of its divisors is an integer number (20856195).

Almost surely, 2^83424774 is an apocalyptic number.

83424774 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

83424774 is a wasteful number, since it uses less digits than its factorization.

83424774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13904134.

The product of its digits is 150528, while the sum is 39.

The square root of 83424774 is about 9133.7163301692. The cubic root of 83424774 is about 436.9499355291.

The spelling of 83424774 in words is "eighty-three million, four hundred twenty-four thousand, seven hundred seventy-four".