83425782 has 16 divisors (see below), whose sum is σ = 182020032. Its totient is φ = 25280520.

The previous prime is 83425759. The next prime is 83425801. The reversal of 83425782 is 28752438.

It is a super-2 number, since 2×83425782² = 13919722204623048, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 83425782.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 631948 + ... + 632079.

It is an arithmetic number, because the mean of its divisors is an integer number (11376252).

Almost surely, 2^83425782 is an apocalyptic number.

83425782 is an abundant number, since it is smaller than the sum of its proper divisors (98594250).

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

83425782 is a wasteful number, since it uses less digits than its factorization.

83425782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1264043.

The product of its digits is 107520, while the sum is 39.

The square root of 83425782 is about 9133.7715101704. The cubic root of 83425782 is about 436.9516953731.

The spelling of 83425782 in words is "eighty-three million, four hundred twenty-five thousand, seven hundred eighty-two".