690696462 has 16 divisors (see below), whose sum is σ = 1384145280. Its totient is φ = 229773432.

The previous prime is 690696437. The next prime is 690696491. The reversal of 690696462 is 264696096.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111412 + ... + 117447.

It is an arithmetic number, because the mean of its divisors is an integer number (86509080).

Almost surely, 2^690696462 is an apocalyptic number.

690696462 is an abundant number, since it is smaller than the sum of its proper divisors (693448818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

690696462 is a wasteful number, since it uses less digits than its factorization.

690696462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229367.

The product of its (nonzero) digits is 839808, while the sum is 48.

The square root of 690696462 is about 26281.1046571486. The cubic root of 690696462 is about 883.9528026711.

The spelling of 690696462 in words is "six hundred ninety million, six hundred ninety-six thousand, four hundred sixty-two".