697546447 has 16 divisors (see below), whose sum is σ = 767422432. Its totient is φ = 630115200.

The previous prime is 697546433. The next prime is 697546477. The reversal of 697546447 is 744645796.

It is not a de Polignac number, because 697546447 - 2¹⁵ = 697513679 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 697546394 and 697546403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (697546427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 134197 + ... + 139297.

It is an arithmetic number, because the mean of its divisors is an integer number (47963902).

Almost surely, 2^697546447 is an apocalyptic number.

697546447 is a gapful number since it is divisible by the number (67) formed by its first and last digit.

697546447 is a deficient number, since it is larger than the sum of its proper divisors (69875985).

697546447 is a wasteful number, since it uses less digits than its factorization.

697546447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5338.

The product of its digits is 5080320, while the sum is 52.

The square root of 697546447 is about 26411.1046152939. The cubic root of 697546447 is about 886.8653970821.

The spelling of 697546447 in words is "six hundred ninety-seven million, five hundred forty-six thousand, four hundred forty-seven".