83403406 has 8 divisors (see below), whose sum is σ = 125753904. Its totient is φ = 41485440.

The previous prime is 83403373. The next prime is 83403443. The reversal of 83403406 is 60430438.

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

It is a super-2 number, since 2×83403406² = 13912256264801672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107650 + ... + 108421.

It is an arithmetic number, because the mean of its divisors is an integer number (15719238).

Almost surely, 2^83403406 is an apocalyptic number.

83403406 is a deficient number, since it is larger than the sum of its proper divisors (42350498).

83403406 is a wasteful number, since it uses less digits than its factorization.

83403406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216266.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 83403406 is about 9132.5465232869. The cubic root of 83403406 is about 436.9126262941.

The spelling of 83403406 in words is "eighty-three million, four hundred three thousand, four hundred six".