697064330 has 8 divisors (see below), whose sum is σ = 1254715812. Its totient is φ = 278825728.

The previous prime is 697064323. The next prime is 697064339. The reversal of 697064330 is 33460796.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 697012801 + 51529 = 26401^2 + 227^2 .

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

It is not an unprimeable number, because it can be changed into a prime (697064339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34853207 + ... + 34853226.

Almost surely, 2^697064330 is an apocalyptic number.

697064330 is a deficient number, since it is larger than the sum of its proper divisors (557651482).

697064330 is a wasteful number, since it uses less digits than its factorization.

697064330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69706440.

The product of its (nonzero) digits is 81648, while the sum is 38.

The square root of 697064330 is about 26401.9758730289. The cubic root of 697064330 is about 886.6610276901.

The spelling of 697064330 in words is "six hundred ninety-seven million, sixty-four thousand, three hundred thirty".