690593797 has 8 divisors (see below), whose sum is σ = 700632000. Its totient is φ = 680571360.

The previous prime is 690593767. The next prime is 690593821. The reversal of 690593797 is 797395096.

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 690593797 - 2¹⁹ = 690069509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (690593707) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106272 + ... + 112582.

It is an arithmetic number, because the mean of its divisors is an integer number (87579000).

Almost surely, 2^690593797 is an apocalyptic number.

It is an amenable number.

690593797 is a deficient number, since it is larger than the sum of its proper divisors (10038203).

690593797 is a wasteful number, since it uses less digits than its factorization.

690593797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7883.

The product of its (nonzero) digits is 3214890, while the sum is 55.

The square root of 690593797 is about 26279.1513751871. The cubic root of 690593797 is about 883.9090036382.

The spelling of 690593797 in words is "six hundred ninety million, five hundred ninety-three thousand, seven hundred ninety-seven".