83973590 has 16 divisors (see below), whose sum is σ = 152975088. Its totient is φ = 33184416.

The previous prime is 83973583. The next prime is 83973599. The reversal of 83973590 is 9537938.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83973599) 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, 49757 + ... + 51416.

It is an arithmetic number, because the mean of its divisors is an integer number (9560943).

Almost surely, 2^83973590 is an apocalyptic number.

83973590 is a deficient number, since it is larger than the sum of its proper divisors (69001498).

83973590 is a wasteful number, since it uses less digits than its factorization.

83973590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101263.

The product of its (nonzero) digits is 204120, while the sum is 44.

The square root of 83973590 is about 9163.7104930263. The cubic root of 83973590 is about 437.9060111220.

The spelling of 83973590 in words is "eighty-three million, nine hundred seventy-three thousand, five hundred ninety".