690751104 has 64 divisors (see below), whose sum is σ = 1873895040. Its totient is φ = 225345536.

The previous prime is 690751091. The next prime is 690751121. The reversal of 690751104 is 401157096.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1089 + ... + 37184.

It is an arithmetic number, because the mean of its divisors is an integer number (29279610).

Almost surely, 2^690751104 is an apocalyptic number.

690751104 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 690751104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (936947520).

690751104 is an abundant number, since it is smaller than the sum of its proper divisors (1183143936).

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

690751104 is a wasteful number, since it uses less digits than its factorization.

690751104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38337 (or 38325 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 33.

The square root of 690751104 is about 26282.1442047638. The cubic root of 690751104 is about 883.9761123197.

The spelling of 690751104 in words is "six hundred ninety million, seven hundred fifty-one thousand, one hundred four".