690533496 has 24 divisors (see below), whose sum is σ = 1870195080. Its totient is φ = 230177808.

The previous prime is 690533483. The next prime is 690533533. The reversal of 690533496 is 694335096.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

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 5 ways as a sum of consecutive naturals, for example, 4795300 + ... + 4795443.

It is an arithmetic number, because the mean of its divisors is an integer number (77924795).

Almost surely, 2^690533496 is an apocalyptic number.

It is an amenable number.

690533496 is an abundant number, since it is smaller than the sum of its proper divisors (1179661584).

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

690533496 is a wasteful number, since it uses less digits than its factorization.

690533496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9590755 (or 9590748 counting only the distinct ones).

The product of its (nonzero) digits is 524880, while the sum is 45.

The square root of 690533496 is about 26278.0040337922. The cubic root of 690533496 is about 883.8832759487.

It can be divided in two parts, 6905 and 33496, that added together give a square (40401 = 201²).

The spelling of 690533496 in words is "six hundred ninety million, five hundred thirty-three thousand, four hundred ninety-six".