83623406 has 8 divisors (see below), whose sum is σ = 125474184. Its totient is φ = 41798680.

The previous prime is 83623403. The next prime is 83623451. The reversal of 83623406 is 60432638.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83623403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7841 + ... + 15123.

It is an arithmetic number, because the mean of its divisors is an integer number (15684273).

Almost surely, 2^83623406 is an apocalyptic number.

83623406 is a deficient number, since it is larger than the sum of its proper divisors (41850778).

83623406 is a wasteful number, since it uses less digits than its factorization.

83623406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13026.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 83623406 is about 9144.5834240823. The cubic root of 83623406 is about 437.2964490931.

It can be divided in two parts, 836 and 23406, that added together give a palindrome (24242).

The spelling of 83623406 in words is "eighty-three million, six hundred twenty-three thousand, four hundred six".