83403136 has 16 divisors (see below), whose sum is σ = 166154940. Its totient is φ = 41701504.

The previous prime is 83403121. The next prime is 83403137. The reversal of 83403136 is 63130438.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83403137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325666 + ... + 325921.

Almost surely, 2^83403136 is an apocalyptic number.

It is an amenable number.

83403136 is a deficient number, since it is larger than the sum of its proper divisors (82751804).

83403136 is an equidigital number, since it uses as much as digits as its factorization.

83403136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651601 (or 651589 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 83403136 is about 9132.5317409796. The cubic root of 83403136 is about 436.9121548244.

It can be divided in two parts, 8340 and 3136, that added together give a triangular number (11476 = T₁₅₁).

The spelling of 83403136 in words is "eighty-three million, four hundred three thousand, one hundred thirty-six".