697541330 has 8 divisors (see below), whose sum is σ = 1255574412. Its totient is φ = 279016528.

The previous prime is 697541311. The next prime is 697541381. The reversal of 697541330 is 33145796.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 697012801 + 528529 = 26401^2 + 727^2 .

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, 34877057 + ... + 34877076.

Almost surely, 2^697541330 is an apocalyptic number.

697541330 is a deficient number, since it is larger than the sum of its proper divisors (558033082).

697541330 is a wasteful number, since it uses less digits than its factorization.

697541330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69754140.

The product of its (nonzero) digits is 68040, while the sum is 38.

The square root of 697541330 is about 26411.0077429847. The cubic root of 697541330 is about 886.8632284803.

The spelling of 697541330 in words is "six hundred ninety-seven million, five hundred forty-one thousand, three hundred thirty".