100474474 has 4 divisors (see below), whose sum is σ = 150711714. Its totient is φ = 50237236.

The previous prime is 100474469. The next prime is 100474487. The reversal of 100474474 is 474474001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 65723449 + 34751025 = 8107^2 + 5895^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25118617 + ... + 25118620.

Almost surely, 2^100474474 is an apocalyptic number.

100474474 is a deficient number, since it is larger than the sum of its proper divisors (50237240).

100474474 is an equidigital number, since it uses as much as digits as its factorization.

100474474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50237239.

The product of its (nonzero) digits is 12544, while the sum is 31.

The square root of 100474474 is about 10023.6956258657. The cubic root of 100474474 is about 464.8918297740.

The spelling of 100474474 in words is "one hundred million, four hundred seventy-four thousand, four hundred seventy-four".