690352414 has 4 divisors (see below), whose sum is σ = 1035528624. Its totient is φ = 345176206.

The previous prime is 690352387. The next prime is 690352447. The reversal of 690352414 is 414253096.

It is a happy number.

690352414 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 690352414.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172588102 + ... + 172588105.

It is an arithmetic number, because the mean of its divisors is an integer number (258882156).

Almost surely, 2^690352414 is an apocalyptic number.

690352414 is a deficient number, since it is larger than the sum of its proper divisors (345176210).

690352414 is a wasteful number, since it uses less digits than its factorization.

690352414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345176209.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 690352414 is about 26274.5583026623. The cubic root of 690352414 is about 883.8060075058.

The spelling of 690352414 in words is "six hundred ninety million, three hundred fifty-two thousand, four hundred fourteen".