149569982 has 16 divisors (see below), whose sum is σ = 226281600. Its totient is φ = 74145792.

The previous prime is 149569967. The next prime is 149569997. The reversal of 149569982 is 289965941.

149569982 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (149569967) and next prime (149569997).

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, 172883 + ... + 173745.

It is an arithmetic number, because the mean of its divisors is an integer number (14142600).

Almost surely, 2^149569982 is an apocalyptic number.

149569982 is a deficient number, since it is larger than the sum of its proper divisors (76711618).

149569982 is a wasteful number, since it uses less digits than its factorization.

149569982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1507.

The product of its digits is 1399680, while the sum is 53.

The square root of 149569982 is about 12229.8807026070. The cubic root of 149569982 is about 530.8210627240.

The spelling of 149569982 in words is "one hundred forty-nine million, five hundred sixty-nine thousand, nine hundred eighty-two".