100040522 has 4 divisors (see below), whose sum is σ = 150060786. Its totient is φ = 50020260.

The previous prime is 100040519. The next prime is 100040531. The reversal of 100040522 is 225040001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 225040001 = 389 ⋅578509.

It can be written as a sum of positive squares in only one way, i.e., 81884401 + 18156121 = 9049^2 + 4261^2 .

It is a junction number, because it is equal to n+sod(n) for n = 100040497 and 100040506.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25010129 + ... + 25010132.

Almost surely, 2^100040522 is an apocalyptic number.

100040522 is a deficient number, since it is larger than the sum of its proper divisors (50020264).

100040522 is an equidigital number, since it uses as much as digits as its factorization.

100040522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50020263.

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 100040522 is about 10002.0258947875. The cubic root of 100040522 is about 464.2215703823.

Adding to 100040522 its reverse (225040001), we get a palindrome (325080523).

The spelling of 100040522 in words is "one hundred million, forty thousand, five hundred twenty-two".