696729628 has 36 divisors (see below), whose sum is σ = 1419849480. Its totient is φ = 298281312.

The previous prime is 696729599. The next prime is 696729629. The reversal of 696729628 is 826927696.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (696729629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 349651 + ... + 351637.

Almost surely, 2^696729628 is an apocalyptic number.

It is an amenable number.

696729628 is an abundant number, since it is smaller than the sum of its proper divisors (723119852).

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

696729628 is a wasteful number, since it uses less digits than its factorization.

696729628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3794 (or 3785 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 55.

The square root of 696729628 is about 26395.6365333363. The cubic root of 696729628 is about 886.5190920907.

The spelling of 696729628 in words is "six hundred ninety-six million, seven hundred twenty-nine thousand, six hundred twenty-eight".