49000186 has 4 divisors (see below), whose sum is σ = 73500282. Its totient is φ = 24500092.

The previous prime is 49000123. The next prime is 49000199. The reversal of 49000186 is 68100094.

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., 27237961 + 21762225 = 5219^2 + 4665^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12250045 + ... + 12250048.

Almost surely, 2^49000186 is an apocalyptic number.

49000186 is a deficient number, since it is larger than the sum of its proper divisors (24500096).

49000186 is a wasteful number, since it uses less digits than its factorization.

49000186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24500095.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 49000186 is about 7000.0132857017. The cubic root of 49000186 is about 365.9310340159.

The spelling of 49000186 in words is "forty-nine million, one hundred eighty-six", and thus it is an aban number.