690386413 has 8 divisors (see below), whose sum is σ = 744448320. Its totient is φ = 638097120.

The previous prime is 690386407. The next prime is 690386419. The reversal of 690386413 is 314683096.

It is an interprime number because it is at equal distance from previous prime (690386407) and next prime (690386419).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-690386413 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 (690386419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 442345 + ... + 443902.

It is an arithmetic number, because the mean of its divisors is an integer number (93056040).

Almost surely, 2^690386413 is an apocalyptic number.

It is an amenable number.

690386413 is a deficient number, since it is larger than the sum of its proper divisors (54061907).

690386413 is a wasteful number, since it uses less digits than its factorization.

690386413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 886307.

The product of its (nonzero) digits is 93312, while the sum is 40.

The square root of 690386413 is about 26275.2052893978. The cubic root of 690386413 is about 883.8205160508.

The spelling of 690386413 in words is "six hundred ninety million, three hundred eighty-six thousand, four hundred thirteen".