100238534 has 16 divisors (see below), whose sum is σ = 165077136. Its totient is φ = 45271200.

The previous prime is 100238507. The next prime is 100238549. The reversal of 100238534 is 435832001.

It is a congruent number.

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, 11057 + ... + 17964.

It is an arithmetic number, because the mean of its divisors is an integer number (10317321).

Almost surely, 2^100238534 is an apocalyptic number.

100238534 is a deficient number, since it is larger than the sum of its proper divisors (64838602).

100238534 is a wasteful number, since it uses less digits than its factorization.

100238534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29191.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 100238534 is about 10011.9195961614. The cubic root of 100238534 is about 464.5276492228.

The spelling of 100238534 in words is "one hundred million, two hundred thirty-eight thousand, five hundred thirty-four".