149149982 has 16 divisors (see below), whose sum is σ = 226461312. Its totient is φ = 73668480.

The previous prime is 149149933. The next prime is 149150039. The reversal of 149149982 is 289941941.

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, 59882 + ... + 62322.

It is an arithmetic number, because the mean of its divisors is an integer number (14153832).

Almost surely, 2^149149982 is an apocalyptic number.

149149982 is a deficient number, since it is larger than the sum of its proper divisors (77311330).

149149982 is a wasteful number, since it uses less digits than its factorization.

149149982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2803.

The product of its digits is 186624, while the sum is 47.

The square root of 149149982 is about 12212.6975726086. The cubic root of 149149982 is about 530.3237395544.

The spelling of 149149982 in words is "one hundred forty-nine million, one hundred forty-nine thousand, nine hundred eighty-two".