699371477 has 8 divisors (see below), whose sum is σ = 801298176. Its totient is φ = 597948912.

The previous prime is 699371471. The next prime is 699371509. The reversal of 699371477 is 774173996.

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

It is a cyclic number.

It is not a de Polignac number, because 699371477 - 2²⁰ = 698322901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (699371471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123053 + ... + 128610.

It is an arithmetic number, because the mean of its divisors is an integer number (100162272).

Almost surely, 2^699371477 is an apocalyptic number.

It is an amenable number.

699371477 is a deficient number, since it is larger than the sum of its proper divisors (101926699).

699371477 is a wasteful number, since it uses less digits than its factorization.

699371477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252067.

The product of its digits is 2000376, while the sum is 53.

The square root of 699371477 is about 26445.6324749475. The cubic root of 699371477 is about 887.6381754578.

The spelling of 699371477 in words is "six hundred ninety-nine million, three hundred seventy-one thousand, four hundred seventy-seven".