149206050 has 240 divisors, whose sum is σ = 500533440. Its totient is φ = 32192640.

The previous prime is 149206019. The next prime is 149206051. The reversal of 149206050 is 50602941.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (149206051) by changing a digit.

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 119 ways as a sum of consecutive naturals, for example, 538512 + ... + 538788.

It is an arithmetic number, because the mean of its divisors is an integer number (2085556).

Almost surely, 2^149206050 is an apocalyptic number.

149206050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 149206050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (250266720).

149206050 is an abundant number, since it is smaller than the sum of its proper divisors (351327390).

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

149206050 is a wasteful number, since it uses less digits than its factorization.

149206050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327 (or 313 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 149206050 is about 12214.9928366741. The cubic root of 149206050 is about 530.3901837826.

149206050 divided by its sum of digits (27) gives a triangular number (5526150 = T₃₃₂₄).

Adding to 149206050 its reverse (50602941), we get a palindrome (199808991).

The spelling of 149206050 in words is "one hundred forty-nine million, two hundred six thousand, fifty".