83653401 has 16 divisors (see below), whose sum is σ = 121767296. Its totient is φ = 50772096.

The previous prime is 83653399. The next prime is 83653403. The reversal of 83653401 is 10435638.

It is an interprime number because it is at equal distance from previous prime (83653399) and next prime (83653403).

It is not a de Polignac number, because 83653401 - 2¹ = 83653399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83653403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11845 + ... + 17538.

It is an arithmetic number, because the mean of its divisors is an integer number (7610456).

Almost surely, 2^83653401 is an apocalyptic number.

It is an amenable number.

83653401 is a deficient number, since it is larger than the sum of its proper divisors (38113895).

83653401 is a wasteful number, since it uses less digits than its factorization.

83653401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29472.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 83653401 is about 9146.2233189443. The cubic root of 83653401 is about 437.3487276741.

The spelling of 83653401 in words is "eighty-three million, six hundred fifty-three thousand, four hundred one".