690622704 has 60 divisors (see below), whose sum is σ = 1999444200. Its totient is φ = 222268032.

The previous prime is 690622657. The next prime is 690622711. The reversal of 690622704 is 407226096.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 78514 + ... + 86865.

It is an arithmetic number, because the mean of its divisors is an integer number (33324070).

Almost surely, 2^690622704 is an apocalyptic number.

It is an amenable number.

690622704 is an abundant number, since it is smaller than the sum of its proper divisors (1308821496).

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

690622704 is a wasteful number, since it uses less digits than its factorization.

690622704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165422 (or 165413 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 690622704 is about 26279.7013681663. The cubic root of 690622704 is about 883.9213364071.

The spelling of 690622704 in words is "six hundred ninety million, six hundred twenty-two thousand, seven hundred four".