10091002 has 16 divisors (see below), whose sum is σ = 15661800. Its totient is φ = 4872960.

The previous prime is 10090999. The next prime is 10091021. The reversal of 10091002 is 20019001.

It can be written as a sum of positive squares in 4 ways, for example, as 4713241 + 5377761 = 2171^2 + 2319^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8374 + ... + 9502.

Almost surely, 2^10091002 is an apocalyptic number.

10091002 is a deficient number, since it is larger than the sum of its proper divisors (5570798).

10091002 is a wasteful number, since it uses less digits than its factorization.

10091002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1281.

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 10091002 is about 3176.6337528900. The cubic root of 10091002 is about 216.0950227776.

The spelling of 10091002 in words is "ten million, ninety-one thousand, two".