90699310 has 16 divisors (see below), whose sum is σ = 175817376. Its totient is φ = 33488928.

The previous prime is 90699251. The next prime is 90699311. The reversal of 90699310 is 1399609.

It is a super-2 number, since 2×90699310² = 16452729668952200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 90699310.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90699311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 348714 + ... + 348973.

It is an arithmetic number, because the mean of its divisors is an integer number (10988586).

Almost surely, 2^90699310 is an apocalyptic number.

90699310 is a deficient number, since it is larger than the sum of its proper divisors (85118066).

90699310 is a wasteful number, since it uses less digits than its factorization.

90699310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 697707.

The product of its (nonzero) digits is 13122, while the sum is 37.

The square root of 90699310 is about 9523.6185349897. The cubic root of 90699310 is about 449.2981817361.

The spelling of 90699310 in words is "ninety million, six hundred ninety-nine thousand, three hundred ten".