100274156 has 6 divisors (see below), whose sum is σ = 175479780. Its totient is φ = 50137076.

The previous prime is 100274131. The next prime is 100274159. The reversal of 100274156 is 651472001.

It is not an unprimeable number, because it can be changed into a prime (100274159) by changing a digit.

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, 12534266 + ... + 12534273.

It is an arithmetic number, because the mean of its divisors is an integer number (29246630).

Almost surely, 2^100274156 is an apocalyptic number.

It is an amenable number.

100274156 is a deficient number, since it is larger than the sum of its proper divisors (75205624).

100274156 is a wasteful number, since it uses less digits than its factorization.

100274156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25068543 (or 25068541 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 100274156 is about 10013.6984176677. The cubic root of 100274156 is about 464.5826694613.

The spelling of 100274156 in words is "one hundred million, two hundred seventy-four thousand, one hundred fifty-six".