83516730 has 32 divisors (see below), whose sum is σ = 218662848. Its totient is φ = 20246400.

The previous prime is 83516687. The next prime is 83516731. The reversal of 83516730 is 3761538.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 83516691 and 83516700.

It is not an unprimeable number, because it can be changed into a prime (83516731) 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, 126211 + ... + 126870.

It is an arithmetic number, because the mean of its divisors is an integer number (6833214).

Almost surely, 2^83516730 is an apocalyptic number.

83516730 is an abundant number, since it is smaller than the sum of its proper divisors (135146118).

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

83516730 is a wasteful number, since it uses less digits than its factorization.

83516730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253102.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 83516730 is about 9138.7488202707. The cubic root of 83516730 is about 437.1104210873.

The spelling of 83516730 in words is "eighty-three million, five hundred sixteen thousand, seven hundred thirty".