83240738 has 32 divisors (see below), whose sum is σ = 151663104. Its totient is φ = 33449472.

The previous prime is 83240737. The next prime is 83240741. The reversal of 83240738 is 83704238.

It is a junction number, because it is equal to n+sod(n) for n = 83240698 and 83240707.

It is not an unprimeable number, because it can be changed into a prime (83240737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86870 + ... + 87822.

It is an arithmetic number, because the mean of its divisors is an integer number (4739472).

Almost surely, 2^83240738 is an apocalyptic number.

83240738 is a deficient number, since it is larger than the sum of its proper divisors (68422366).

83240738 is a wasteful number, since it uses less digits than its factorization.

83240738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1346.

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 83240738 is about 9123.6362268560. The cubic root of 83240738 is about 436.6283934626.

The spelling of 83240738 in words is "eighty-three million, two hundred forty thousand, seven hundred thirty-eight".