90628036 has 6 divisors (see below), whose sum is σ = 158599070. Its totient is φ = 45314016.

The previous prime is 90628001. The next prime is 90628049. The reversal of 90628036 is 63082609.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 88360000 + 2268036 = 9400^2 + 1506^2 .

It is a junction number, because it is equal to n+sod(n) for n = 90627992 and 90628010.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11328501 + ... + 11328508.

Almost surely, 2^90628036 is an apocalyptic number.

It is an amenable number.

90628036 is a deficient number, since it is larger than the sum of its proper divisors (67971034).

90628036 is a wasteful number, since it uses less digits than its factorization.

90628036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22657013 (or 22657011 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 90628036 is about 9519.8758395265. The cubic root of 90628036 is about 449.1804606255.

The spelling of 90628036 in words is "ninety million, six hundred twenty-eight thousand, thirty-six".