149950593 has 48 divisors (see below), whose sum is σ = 246215424. Its totient is φ = 87246720.

The previous prime is 149950583. The next prime is 149950607. The reversal of 149950593 is 395059941.

It is a happy number.

149950593 is a `hidden beast` number, since 1 + 4 + 9 + 9 + 50 + 593 = 666.

It is not a de Polignac number, because 149950593 - 2²¹ = 147853441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (149950513) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 276903 + ... + 277443.

It is an arithmetic number, because the mean of its divisors is an integer number (5129488).

Almost surely, 2^149950593 is an apocalyptic number.

149950593 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

149950593 is a deficient number, since it is larger than the sum of its proper divisors (96264831).

149950593 is a wasteful number, since it uses less digits than its factorization.

With its predecessor (149950592) it forms an eRAP, since the sums of their prime factors are consecutive (685 and 686).

149950593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686 (or 683 counting only the distinct ones).

The product of its (nonzero) digits is 218700, while the sum is 45.

The square root of 149950593 is about 12245.4315154673. The cubic root of 149950593 is about 531.2709417719.

The spelling of 149950593 in words is "one hundred forty-nine million, nine hundred fifty thousand, five hundred ninety-three".