90964210 has 32 divisors (see below), whose sum is σ = 173246400. Its totient is φ = 34292160.

The previous prime is 90964189. The next prime is 90964219. The reversal of 90964210 is 1246909.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (90964219) 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 15 ways as a sum of consecutive naturals, for example, 38956 + ... + 41224.

It is an arithmetic number, because the mean of its divisors is an integer number (5413950).

Almost surely, 2^90964210 is an apocalyptic number.

90964210 is a deficient number, since it is larger than the sum of its proper divisors (82282190).

90964210 is a wasteful number, since it uses less digits than its factorization.

90964210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2506.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 90964210 is about 9537.5159239710. The cubic root of 90964210 is about 449.7351692772.

The spelling of 90964210 in words is "ninety million, nine hundred sixty-four thousand, two hundred ten".