690070224 has 20 divisors (see below), whose sum is σ = 1782681536. Its totient is φ = 230023392.

The previous prime is 690070223. The next prime is 690070237. The reversal of 690070224 is 422070096.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 690070191 and 690070200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (690070223) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 7188184 + ... + 7188279.

Almost surely, 2^690070224 is an apocalyptic number.

It is an amenable number.

690070224 is an abundant number, since it is smaller than the sum of its proper divisors (1092611312).

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

690070224 is a wasteful number, since it uses less digits than its factorization.

690070224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14376474 (or 14376468 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 690070224 is about 26269.1877301145. The cubic root of 690070224 is about 883.6855689192.

The spelling of 690070224 in words is "six hundred ninety million, seventy thousand, two hundred twenty-four".