100197042 has 16 divisors (see below), whose sum is σ = 218611872. Its totient is φ = 30362720.

The previous prime is 100197029. The next prime is 100197067. The reversal of 100197042 is 240791001.

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, 759003 + ... + 759134.

It is an arithmetic number, because the mean of its divisors is an integer number (13663242).

Almost surely, 2^100197042 is an apocalyptic number.

100197042 is an abundant number, since it is smaller than the sum of its proper divisors (118414830).

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

100197042 is a wasteful number, since it uses less digits than its factorization.

100197042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1518153.

The product of its (nonzero) digits is 504, while the sum is 24.

The square root of 100197042 is about 10009.8472515818. The cubic root of 100197042 is about 464.4635459933.

The spelling of 100197042 in words is "one hundred million, one hundred ninety-seven thousand, forty-two".