83269540 has 48 divisors (see below), whose sum is σ = 178319232. Its totient is φ = 32658176.

The previous prime is 83269531. The next prime is 83269541. The reversal of 83269540 is 4596238.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 83269540.

It is not an unprimeable number, because it can be changed into a prime (83269541) 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, 357264 + ... + 357496.

It is an arithmetic number, because the mean of its divisors is an integer number (3714984).

Almost surely, 2^83269540 is an apocalyptic number.

It is an amenable number.

83269540 is an abundant number, since it is smaller than the sum of its proper divisors (95049692).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83269540 is a wasteful number, since it uses less digits than its factorization.

83269540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516 (or 514 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 83269540 is about 9125.2145180264. The cubic root of 83269540 is about 436.6787466956.

The spelling of 83269540 in words is "eighty-three million, two hundred sixty-nine thousand, five hundred forty".