83278562 has 8 divisors (see below), whose sum is σ = 125147856. Its totient is φ = 41562612.

The previous prime is 83278553. The next prime is 83278589. The reversal of 83278562 is 26587238.

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

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, 36968 + ... + 39155.

It is an arithmetic number, because the mean of its divisors is an integer number (15643482).

Almost surely, 2^83278562 is an apocalyptic number.

83278562 is a deficient number, since it is larger than the sum of its proper divisors (41869294).

83278562 is a wasteful number, since it uses less digits than its factorization.

83278562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76672.

The product of its digits is 161280, while the sum is 41.

The square root of 83278562 is about 9125.7088491799. The cubic root of 83278562 is about 436.6945170616.

The spelling of 83278562 in words is "eighty-three million, two hundred seventy-eight thousand, five hundred sixty-two".