90620338 has 16 divisors (see below), whose sum is σ = 137257560. Its totient is φ = 44870400.

The previous prime is 90620317. The next prime is 90620351. The reversal of 90620338 is 83302609.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 89359209 + 1261129 = 9453^2 + 1123^2 .

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 7 ways as a sum of consecutive naturals, for example, 109968 + ... + 110788.

Almost surely, 2^90620338 is an apocalyptic number.

90620338 is a deficient number, since it is larger than the sum of its proper divisors (46637222).

90620338 is a wasteful number, since it uses less digits than its factorization.

90620338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1293.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 90620338 is about 9519.4715189447. The cubic root of 90620338 is about 449.1677423790.

The spelling of 90620338 in words is "ninety million, six hundred twenty thousand, three hundred thirty-eight".