83740456 has 32 divisors (see below), whose sum is σ = 159705000. Its totient is φ = 41158656.

The previous prime is 83740451. The next prime is 83740457. The reversal of 83740456 is 65404738.

It can be written as a sum of positive squares in 4 ways, for example, as 60372900 + 23367556 = 7770^2 + 4834^2 .

It is not an unprimeable number, because it can be changed into a prime (83740451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239770 + ... + 240118.

Almost surely, 2^83740456 is an apocalyptic number.

It is an amenable number.

83740456 is a deficient number, since it is larger than the sum of its proper divisors (75964544).

83740456 is a wasteful number, since it uses less digits than its factorization.

83740456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 781 (or 777 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 83740456 is about 9150.9811495817. The cubic root of 83740456 is about 437.5003859588.

The spelling of 83740456 in words is "eighty-three million, seven hundred forty thousand, four hundred fifty-six".