695650090 has 8 divisors (see below), whose sum is σ = 1252170180. Its totient is φ = 278260032.

The previous prime is 695650073. The next prime is 695650117. The reversal of 695650090 is 90056596.

It can be written as a sum of positive squares in 2 ways, for example, as 630863689 + 64786401 = 25117^2 + 8049^2 .

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

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, 34782495 + ... + 34782514.

Almost surely, 2^695650090 is an apocalyptic number.

695650090 is a deficient number, since it is larger than the sum of its proper divisors (556520090).

695650090 is a wasteful number, since it uses less digits than its factorization.

695650090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69565016.

The product of its (nonzero) digits is 72900, while the sum is 40.

The square root of 695650090 is about 26375.1794306693. The cubic root of 695650090 is about 886.0609871955.

The spelling of 695650090 in words is "six hundred ninety-five million, six hundred fifty thousand, ninety".