695429641 has 3 divisors (see below), whose sum is σ = 695456013. Its totient is φ = 695403270.

The previous prime is 695429639. The next prime is 695429677. The reversal of 695429641 is 146924596.

The square root of 695429641 is 26371.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 695429641 - 2¹ = 695429639 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 695429591 and 695429600.

It is not an unprimeable number, because it can be changed into a prime (695424641) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 13186 + ... + 39556.

It is an arithmetic number, because the mean of its divisors is an integer number (231818671).

Almost surely, 2^695429641 is an apocalyptic number.

695429641 is the 26371-st square number.

695429641 is the 13186-th centered octagonal number.

It is an amenable number.

695429641 is a deficient number, since it is larger than the sum of its proper divisors (26372).

695429641 is an frugal number, since it uses more digits than its factorization.

695429641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52742 (or 26371 counting only the distinct ones).

The product of its digits is 466560, while the sum is 46.

The cubic root of 695429641 is about 885.9673807985.

It can be divided in two parts, 695 and 429641, that added together give a square (430336 = 656²).

The spelling of 695429641 in words is "six hundred ninety-five million, four hundred twenty-nine thousand, six hundred forty-one".