100938474 has 160 divisors (see below), whose sum is σ = 286868736. Its totient is φ = 25816320.

The previous prime is 100938463. The next prime is 100938529. The reversal of 100938474 is 474839001.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 604339 + ... + 604505.

Almost surely, 2^100938474 is an apocalyptic number.

100938474 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 100938474, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143434368).

100938474 is an abundant number, since it is smaller than the sum of its proper divisors (185930262).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100938474 is a wasteful number, since it uses less digits than its factorization.

100938474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242 (or 233 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 100938474 is about 10046.8141218995. The cubic root of 100938474 is about 465.6063681508.

The spelling of 100938474 in words is "one hundred million, nine hundred thirty-eight thousand, four hundred seventy-four".