83625634 has 8 divisors (see below), whose sum is σ = 125626860. Its totient is φ = 41750016.

The previous prime is 83625629. The next prime is 83625649. The reversal of 83625634 is 43652638.

It can be written as a sum of positive squares in 2 ways, for example, as 80192025 + 3433609 = 8955^2 + 1853^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 83625593 and 83625602.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29719 + ... + 32410.

Almost surely, 2^83625634 is an apocalyptic number.

83625634 is a deficient number, since it is larger than the sum of its proper divisors (42001226).

83625634 is a wasteful number, since it uses less digits than its factorization.

83625634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62804.

The product of its digits is 103680, while the sum is 37.

The square root of 83625634 is about 9144.7052440196. The cubic root of 83625634 is about 437.3003327260.

The spelling of 83625634 in words is "eighty-three million, six hundred twenty-five thousand, six hundred thirty-four".