690084122 has 48 divisors (see below), whose sum is σ = 1287031680. Its totient is φ = 271717056.

The previous prime is 690084071. The next prime is 690084139. The reversal of 690084122 is 221480096.

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 23 ways as a sum of consecutive naturals, for example, 621704 + ... + 622812.

It is an arithmetic number, because the mean of its divisors is an integer number (26813160).

Almost surely, 2^690084122 is an apocalyptic number.

690084122 is a deficient number, since it is larger than the sum of its proper divisors (596947558).

690084122 is a wasteful number, since it uses less digits than its factorization.

690084122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1407 (or 1394 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 690084122 is about 26269.4522592307. The cubic root of 690084122 is about 883.6915013491.

The spelling of 690084122 in words is "six hundred ninety million, eighty-four thousand, one hundred twenty-two".