697348555 has 4 divisors (see below), whose sum is σ = 836818272. Its totient is φ = 557878840.

The previous prime is 697348513. The next prime is 697348567. The reversal of 697348555 is 555843796.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 697348555 - 2²⁹ = 160477643 is a prime.

It is a Duffinian number.

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, 69734851 + ... + 69734860.

It is an arithmetic number, because the mean of its divisors is an integer number (209204568).

Almost surely, 2^697348555 is an apocalyptic number.

697348555 is a deficient number, since it is larger than the sum of its proper divisors (139469717).

697348555 is a wasteful number, since it uses less digits than its factorization.

697348555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139469716.

The product of its digits is 4536000, while the sum is 52.

The square root of 697348555 is about 26407.3579708384. The cubic root of 697348555 is about 886.7815220622.

The spelling of 697348555 in words is "six hundred ninety-seven million, three hundred forty-eight thousand, five hundred fifty-five".