697620001 has 16 divisors (see below), whose sum is σ = 780183040. Its totient is φ = 623123280.

The previous prime is 697619999. The next prime is 697620037. The reversal of 697620001 is 100026796.

It is not a de Polignac number, because 697620001 - 2¹ = 697619999 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (697620901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62986 + ... + 73228.

It is an arithmetic number, because the mean of its divisors is an integer number (48761440).

Almost surely, 2^697620001 is an apocalyptic number.

It is an amenable number.

697620001 is a deficient number, since it is larger than the sum of its proper divisors (82563039).

697620001 is a wasteful number, since it uses less digits than its factorization.

697620001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10313 (or 10287 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 697620001 is about 26412.4970610505. The cubic root of 697620001 is about 886.8965683419.

Adding to 697620001 its reverse (100026796), we get a palindrome (797646797).

The spelling of 697620001 in words is "six hundred ninety-seven million, six hundred twenty thousand, one".